guojianz/MolReasoner huggingface dataset:
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

Please provide a step-by-step analysis explaining how you interpret the molecular structure, identify key features and functional groups, and summarize it into a clear and informative description.

Think step by step, and your final answer **must** be returned in the format: <answer> ... </answer>. For example:
<answer>The molecule is an epoxy(hydroxy)icosatrienoate that is the conjugate base of 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of an 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid.</answer>

[C][C][=Branch1][C][=O][N][C@H1][C@H1][Branch1][O][C@H1][Branch1][C][O][C@H1][Branch1][C][O][C][O][O][C@@][Branch2][=N][=C][O][C@H1][Branch1][Ring1][C][O][C@@H1][Branch1][C][O][C@@H1][O][C@@][Branch2][O][Branch2][O][C@H1][Branch1][Ring1][C][O][C@@H1][Branch1][C][O][C@@H1][O][C@@][Branch2][=Branch2][C][O][C@H1][Branch1][Ring1][C][O][C@@H1][Branch1][C][O][C@@H1][O][C@@][Branch2][=Branch1][N][O][C@H1][Branch1][Ring1][C][O][C@@H1][Branch1][C][O][C@@H1][O][C@@][Branch2][Ring2][=Branch1][O][C@H1][Branch1][Ring1][C][O][C@@H1][Branch1][C][O][C@@H1][O][C@@][Branch1][C][O][Branch1][=Branch1][C][=Branch1][C][=O][O][C][C@H1][Branch1][C][O][C@H1][Ring1][O][N][C][Branch1][C][C][=O][Branch1][=Branch1][C][=Branch1][C][=O][O][C][C@H1][Branch1][C][O][C@H1][Ring2][Ring1][#C][N][C][Branch1][C][C][=O][Branch1][=Branch1][C][=Branch1][C][=O][O][C][C@H1][Branch1][C][O][C@H1][Ring2][Branch1][Ring1][N][C][Branch1][C][C][=O][Branch1][=Branch1][C][=Branch1][C][=O][O][C][C@H1][Branch1][C][O][C@H1][Ring2][=Branch1][#Branch1][N][C][Branch1][C][C][=O][Branch1][=Branch1][C][=Branch1][C][=O][O][C][C@H1][Branch1][C][O][C@H1][Ring2][#Branch1][O][N][C][Branch1][C][C][=O][Branch1][=Branch1][C][=Branch1][C][=O][O][C][C@@H1][Ring2][=Branch2][Ring2][O]

The molecule is an N-acetylated alpha-(2->8)-linked homosialopolysaccharide consisting of six alpha-D-N-acetylneuraminyl residues joined by (2->8) linkages (i.e. [8)-alpha-Neu5Ac-(2->]n where n = 6). It is an [8)-alpha-Neu5Ac-(2->]n and an amino hexasaccharide.

SMILES: CC(=O)NC1C(O)CC(OC(CO)C(O)C2OC(OC(CO)C(O)C3OC(OC(CO)C(O)C4OC(OC(CO)C(O)C5OC(OC(CO)C(O)C6OC(O)(C(=O)O)CC(O)C6NC(C)=O)(C(=O)O)CC(O)C5NC(C)=O)(C(=O)O)CC(O)C4NC(C)=O)(C(=O)O)CC(O)C3NC(C)=O)(C(=O)O)CC(O)C2NC(C)=O)(C(=O)O)OC1C(O)C(O)CO
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

Please provide a step-by-step analysis explaining how you interpret the molecular structure, identify key features and functional groups, and summarize it into a clear and informative description.

Think step by step, and your final answer **must** be returned in the format: <answer> ... </answer>. For example:
<answer>The molecule is an epoxy(hydroxy)icosatrienoate that is the conjugate base of 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of an 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid.</answer>

[O][=C][Branch1][C][O][/C][=C][/C][C][C][=Branch1][C][=O][O]

The molecule is a hexenedioic acid where the C=C double bond is located at the 2-position. It is a conjugate acid of a hex-2-enedioate.

SMILES: O=C(O)C=CCCC(=O)O
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

Please provide a step-by-step analysis explaining how you interpret the molecular structure, identify key features and functional groups, and summarize it into a clear and informative description.

Think step by step, and your final answer **must** be returned in the format: <answer> ... </answer>. For example:
<answer>The molecule is an epoxy(hydroxy)icosatrienoate that is the conjugate base of 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of an 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid.</answer>

[C][O][C][=C][C][Branch2][Branch2][Ring1][C][C@H1][C][=C][Branch1][P][C][=C][Branch1][Ring1][O][C][C][Branch1][Ring1][O][C][=C][Ring1][#Branch2][O][C][C][C][N@+1][Ring1][S][Branch1][C][C][C][C][C][O][C][=Branch1][C][=O][C][C][C][=Branch1][C][=O][O][C][C][C][N@@+1][Branch1][C][C][C][C][C][=C][C][Branch1][Ring1][O][C][=C][Branch1][Ring1][O][C][C][Branch1][Ring1][O][C][=C][Ring1][N][C@@H1][Ring1][P][C][C][=C][C][Branch1][Ring1][O][C][=C][Branch1][Ring1][O][C][C][Branch1][Ring1][O][C][=C][Ring1][N][=C][C][Branch1][Ring1][O][C][=C][Ring2][=Branch1][=Branch1][O][C].[Cl-1].[Cl-1]

The molecule is the dichloride salt of (1S,2R,1'S,2'R)-doxacurium. It is a chloride salt, a quaternary ammonium salt and a diester. It is an enantiomer of a (1R,2S,1'R,2'S)-doxacurium chloride.

SMILES: COc1cc(CC2c3c(cc(OC)c(OC)c3OC)CC[N+]2(C)CCCOC(=O)CCC(=O)OCCC[N+]2(C)CCc3cc(OC)c(OC)c(OC)c3C2Cc2cc(OC)c(OC)c(OC)c2)cc(OC)c1OC.[Cl-].[Cl-]
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

Please provide a step-by-step analysis explaining how you interpret the molecular structure, identify key features and functional groups, and summarize it into a clear and informative description.

Think step by step, and your final answer **must** be returned in the format: <answer> ... </answer>. For example:
<answer>The molecule is an epoxy(hydroxy)icosatrienoate that is the conjugate base of 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of an 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid.</answer>

[O][=C][Branch1][C][O-1][C@H1][O][C][Branch1][C][O][C@H1][Branch1][C][O][C@@H1][Branch1][C][O][C@H1][Ring1][=Branch2][O]

The molecule is a carbohydrate acid anion that is the conjugate base of D-galactopyranuronic acid, obtained by deprotonation of the carboxy group. It has a role as a plant metabolite. It is a carbohydrate acid anion and a monocarboxylic acid anion. It is a conjugate base of a D-galactopyranuronic acid.

SMILES: O=C([O-])C1OC(O)C(O)C(O)C1O
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

Please provide a step-by-step analysis explaining how you interpret the molecular structure, identify key features and functional groups, and summarize it into a clear and informative description.

Think step by step, and your final answer **must** be returned in the format: <answer> ... </answer>. For example:
<answer>The molecule is an epoxy(hydroxy)icosatrienoate that is the conjugate base of 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of an 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid.</answer>

[N][C][Branch2][Ring1][C][C][C][=C][NH1][C][=C][Branch1][C][Cl][C][=C][C][=C][Ring1][#Branch2][Ring1][#Branch1][C][=Branch1][C][=O][O]

The molecule is a tryptophan derivative having a chloro substituent at the 7-position of the indole ring. It is a tryptophan derivative, a non-proteinogenic alpha-amino acid, a chloroindole and an organochlorine compound.

SMILES: NC(Cc1c[nH]c2c(Cl)cccc12)C(=O)O
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

Please provide a step-by-step analysis explaining how you interpret the molecular structure, identify key features and functional groups, and summarize it into a clear and informative description.

Think step by step, and your final answer **must** be returned in the format: <answer> ... </answer>. For example:
<answer>The molecule is an epoxy(hydroxy)icosatrienoate that is the conjugate base of 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of an 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid.</answer>

[C][N][=C][Branch1][C][N][N][C][C][C][C@H1][Branch1][C][NH3+1][C][=Branch1][C][=O][O-1]

The molecule is the zwitterion obtained from N(omega)-methyl-L-arginine by transfer of a proton from the carboxylic acid group to the alpha-amino group. It is a member of guanidines and an amino acid zwitterion. It is a conjugate base of a (2S)-2-ammonio-5-{[iminio(methylamino)methyl]amino}pentanoate. It is a tautomer of a N(omega)-methyl-L-arginine.

SMILES: CN=C(N)NCCCC([NH3+])C(=O)[O-]
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

Please provide a step-by-step analysis explaining how you interpret the molecular structure, identify key features and functional groups, and summarize it into a clear and informative description.

Think step by step, and your final answer **must** be returned in the format: <answer> ... </answer>. For example:
<answer>The molecule is an epoxy(hydroxy)icosatrienoate that is the conjugate base of 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of an 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid.</answer>

[O][=P][Branch1][C][O-1][Branch1][C][O-1][O][C][C@H1][Branch1][C][O][C@H1][Branch1][#Branch2][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1][C][Branch1][#Branch2][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1][C@H1][Branch1][#Branch2][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1][C@H1][Ring2][Ring1][=Branch1][O]

The molecule is octaanion of 1D-myo-inositol 1,3,4,5-tetrakisphosphate arising from global deprotonation of the phosphate OH groups; major species at pH 7.3. It has a role as a human metabolite and a Saccharomyces cerevisiae metabolite. It is a conjugate base of a 1D-myo-inositol 1,3,4,5-tetrakisphosphate.

SMILES: O=P([O-])([O-])OC1C(O)C(OP(=O)([O-])[O-])C(OP(=O)([O-])[O-])C(OP(=O)([O-])[O-])C1O
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

Please provide a step-by-step analysis explaining how you interpret the molecular structure, identify key features and functional groups, and summarize it into a clear and informative description.

Think step by step, and your final answer **must** be returned in the format: <answer> ... </answer>. For example:
<answer>The molecule is an epoxy(hydroxy)icosatrienoate that is the conjugate base of 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of an 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid.</answer>

[O][=C][Branch1][C][O][C][O][C][=C][C][=C][Branch1][C][Cl][C][=C][C][=C][N][=C][Ring1][O][Ring1][=Branch1]

The molecule is a member of the class of quinolines that is quinoline which is substituted by a chloro group at position 5 and by a carboxymethoxy group at position 8. It has a role as a herbicide safener. It is an aromatic ether, a monocarboxylic acid, an organochlorine compound and a member of quinolines.

SMILES: O=C(O)COc1ccc(Cl)c2cccnc12
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

Please provide a step-by-step analysis explaining how you interpret the molecular structure, identify key features and functional groups, and summarize it into a clear and informative description.

Think step by step, and your final answer **must** be returned in the format: <answer> ... </answer>. For example:
<answer>The molecule is an epoxy(hydroxy)icosatrienoate that is the conjugate base of 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of an 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid.</answer>

[O][=C][Branch1][C][O][C][C][C][/C][=C][\C][/C][=C][\C][C][O][C][Ring1][Ring1][C][/C][=C][\C][C][C][C][C][O]

The molecule is an epoxy(hydroxy)icosatrienoic acid that is (5Z,8Z,14Z)-icosatrienoic acid having the epoxide group across positions 11-12 and the hydroxy substituent located at position 20. It is an epoxy(hydroxy)icosatrienoic acid and an omega-hydroxy fatty acid. It derives from an arachidonic acid. It is a conjugate acid of an 11,12-epoxy-20-hydroxy-(5Z,8Z,14Z)-icosatrienoate.

SMILES: O=C(O)CCCC=CCC=CCC1OC1CC=CCCCCCO
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

Please provide a step-by-step analysis explaining how you interpret the molecular structure, identify key features and functional groups, and summarize it into a clear and informative description.

Think step by step, and your final answer **must** be returned in the format: <answer> ... </answer>. For example:
<answer>The molecule is an epoxy(hydroxy)icosatrienoate that is the conjugate base of 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of an 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid.</answer>

[C][C][O][C][=Branch1][C][=O][C][C][Branch1][C][C][C]

The molecule is the fatty acid ethyl ester of isovaleric acid. It has a role as a metabolite. It derives from an isovaleric acid.

SMILES: CCOC(=O)CC(C)C
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

Please provide a step-by-step analysis explaining how you interpret the molecular structure, identify key features and functional groups, and summarize it into a clear and informative description.

Think step by step, and your final answer **must** be returned in the format: <answer> ... </answer>. For example:
<answer>The molecule is an epoxy(hydroxy)icosatrienoate that is the conjugate base of 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of an 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid.</answer>

[C][=C][C][NH1+1][C][C][C@][C][=C][C][=C][C][Branch1][C][O][=C][Ring1][#Branch1][O][C@H1][Ring1][#Branch2][C][=Branch1][C][=O][C][C][C@@][Ring1][#C][Branch1][C][O][C@H1][Ring2][Ring1][Ring2][C][Ring1][S]

The molecule is an ammonium ion resulting from the protonation of the nitrogen of naloxone. It is a conjugate acid of a naloxone.

SMILES: C=CC[NH+]1CCC23c4c5ccc(O)c4OC2C(=O)CCC3(O)C1C5
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

Please provide a step-by-step analysis explaining how you interpret the molecular structure, identify key features and functional groups, and summarize it into a clear and informative description.

Think step by step, and your final answer **must** be returned in the format: <answer> ... </answer>. For example:
<answer>The molecule is an epoxy(hydroxy)icosatrienoate that is the conjugate base of 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of an 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid.</answer>

[C][C][C][C][C][C][C][C][C][C][C][C][=C][Branch1][C][O][C][=Branch1][C][=O][C][=C][Branch1][Ring2][O][C][C][C][Ring1][O][=O]

The molecule is a member of the class of monohydroxy-1,4-benzoquinones that is embelin in which the hydroxy group at position 5 is replaced by a ethoxy group. Isolated from Lysimachia punctata and Embelia ribes, it exhibits antineoplastic activity. It has a role as a metabolite and an antineoplastic agent. It is an enol ether, a member of 1,4-benzoquinones and a member of monohydroxy-1,4-benzoquinones. It derives from an embelin.

SMILES: CCCCCCCCCCCC1=C(O)C(=O)C=C(OCC)C1=O
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

Please provide a step-by-step analysis explaining how you interpret the molecular structure, identify key features and functional groups, and summarize it into a clear and informative description.

Think step by step, and your final answer **must** be returned in the format: <answer> ... </answer>. For example:
<answer>The molecule is an epoxy(hydroxy)icosatrienoate that is the conjugate base of 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of an 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid.</answer>

[C][O][C][=C][C][=C][Branch2][Ring2][=Branch2][C][=C][O][C][=C][C][Branch2][Ring1][Branch1][O][C@@H1][O][C@H1][Branch1][Ring1][C][O][C@@H1][Branch1][C][O][C@H1][Branch1][C][O][C@H1][Ring1][#Branch2][O][=C][C][=C][Ring2][Ring1][C][C][Ring2][Ring1][=Branch1][=O][C][=C][Ring2][Ring1][=N]

The molecule is a 4'-methoxyisoflavone that is formononetin attached to a beta-D-glucopyranosyl moiety at position 7 via a glycosidic linkage. It has a role as a plant metabolite. It is a monosaccharide derivative, a member of 4'-methoxyisoflavones and a 7-hydroxyisoflavones 7-O-beta-D-glucoside. It derives from a formononetin.

SMILES: COc1ccc(-c2coc3cc(OC4OC(CO)C(O)C(O)C4O)ccc3c2=O)cc1
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

Please provide a step-by-step analysis explaining how you interpret the molecular structure, identify key features and functional groups, and summarize it into a clear and informative description.

Think step by step, and your final answer **must** be returned in the format: <answer> ... </answer>. For example:
<answer>The molecule is an epoxy(hydroxy)icosatrienoate that is the conjugate base of 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of an 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid.</answer>

[O][=C][Branch1][C][O-1][C][N][=C][Branch1][=Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=C][C][Branch1][C][Cl][=C][C][=C][Ring1][#Branch1][N][C][Ring2][Ring1][C][=O].[K+1].[K+1].[OH1-1]

The molecule is the compound of monopotassium clorazepate with potassium hydroxide. It is used for the management of anxiety disorders, for the short-term relief of anxiety, as adjunctive therapy in the management of epilepsy, and for the symptomatic relief of acute alcohol withdrawal. It has a role as a prodrug, an anticonvulsant, an anxiolytic drug and a GABA modulator. It contains a clorazepate monopotassium.

SMILES: O=C([O-])C1N=C(c2ccccc2)c2cc(Cl)ccc2NC1=O.[K+].[K+].[OH-]
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

Please provide a step-by-step analysis explaining how you interpret the molecular structure, identify key features and functional groups, and summarize it into a clear and informative description.

Think step by step, and your final answer **must** be returned in the format: <answer> ... </answer>. For example:
<answer>The molecule is an epoxy(hydroxy)icosatrienoate that is the conjugate base of 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of an 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid.</answer>

[C][C][C][C][C][C][C][C][C][/C][=C][/C][=Branch1][C][=O][O]

The molecule is a dodecenoic acid having its double bond at position 2. It is a dodecenoic acid and an alpha,beta-unsaturated monocarboxylic acid.

SMILES: CCCCCCCCCC=CC(=O)O
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

Please provide a step-by-step analysis explaining how you interpret the molecular structure, identify key features and functional groups, and summarize it into a clear and informative description.

Think step by step, and your final answer **must** be returned in the format: <answer> ... </answer>. For example:
<answer>The molecule is an epoxy(hydroxy)icosatrienoate that is the conjugate base of 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of an 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid.</answer>

[C][C][=Branch1][C][=O][N][C@H1][C@@H1][Branch2][#Branch1][#C][O][P][=Branch1][C][=O][Branch1][C][O-1][O][P][=Branch1][C][=O][Branch1][C][O-1][O][C][/C][=C][Branch1][C][/C][C][C][/C][=C][Branch1][C][/C][C][C][/C][=C][Branch1][C][/C][C][C][/C][=C][Branch1][C][/C][C][C][/C][=C][Branch1][C][/C][C][C][/C][=C][Branch1][C][/C][C][C][/C][=C][Branch1][C][/C][C][C][/C][=C][Branch1][C][/C][C][C][/C][=C][Branch1][C][\C][C][C][/C][=C][Branch1][C][\C][C][C][C][=C][Branch1][C][C][C][O][C@H1][Branch1][Ring1][C][O][C@@H1][Branch2][Branch2][#Branch2][O][C@@H1][O][C@H1][Branch1][Ring1][C][O][C@@H1][Branch2][=Branch1][S][O][P][=Branch1][C][=O][Branch1][C][O-1][O][C][C@H1][Branch1][C][O][C][O][P][=Branch1][C][=O][Branch1][C][O-1][O][C][C@H1][Branch1][C][O][C][O][P][=Branch1][C][=O][Branch1][C][O-1][O][C][C@H1][Branch2][Ring1][#Branch2][O][C@@H1][O][C@H1][Branch1][Ring1][C][O][C@@H1][Branch1][C][O][C@H1][Branch1][C][O][C@H1][Ring1][#Branch2][N][C][Branch1][C][C][=O][C@H1][Branch1][C][O][C@H1][Branch1][C][O][C][O][C@H1][Branch1][C][O][C@H1][Ring2][Branch1][#Branch1][N][C][Branch1][C][C][=O][C@@H1][Ring2][#Branch2][Ring2][O]

The molecule is a polyanionic polymer obtained by deprotonation of the phosphate and diphosphate groups of 4-O-({poly[2-N-acetyl-beta-D-glucosaminyl-1-D-ribitylphosphonato]}-di{[2R]-1-glycerylphosphonato})-N-acetyl-beta-D-mannosaminyl-(1->4)-N-acetyl-alpha-D-glucosaminyl ditrans,octacis-undecaprenyl diphosphate; major species at pH 7.3. It is a polyanionic polymer and an organophosphate oxoanion.

SMILES: CC(=O)NC1C(OC(COP(=O)([O-])OCC(O)COP(=O)([O-])OCC(O)COP(=O)([O-])OC2C(CO)OC(OC3C(CO)OC(OP(=O)([O-])OP(=O)([O-])OCC=C(C)CCC=C(C)CCC=C(C)CCC=C(C)CCC=C(C)CCC=C(C)CCC=C(C)CCC=C(C)CCC=C(C)CCC=C(C)CCC=C(C)C)C(NC(C)=O)C3O)C(NC(C)=O)C2O)C(O)C(O)CO)OC(CO)C(O)C1O
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

Please provide a step-by-step analysis explaining how you interpret the molecular structure, identify key features and functional groups, and summarize it into a clear and informative description.

Think step by step, and your final answer **must** be returned in the format: <answer> ... </answer>. For example:
<answer>The molecule is an epoxy(hydroxy)icosatrienoate that is the conjugate base of 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of an 11-hydroxy-(14R,15S)-epoxy-(5Z,8Z,12E)-icosatrienoic acid.</answer>

[N][C@H1][C@@H1][Branch1][#Branch2][O][P][=Branch1][C][=O][Branch1][C][O][O][O][C@H1][Branch2][=Branch1][=Branch1][C][O][C@@H1][O][C@H1][Branch2][Ring2][=Branch2][C][O][C@][Branch1][=Branch1][C][=Branch1][C][=O][O][C][C@@H1][Branch1][C][O][C@@H1][Branch1][#Branch2][O][P][=Branch1][C][=O][Branch1][C][O][O][C@@H1][Branch1][#Branch1][C@H1][Branch1][C][O][C][O][O][Ring2][Ring1][Ring1][C@@H1][Branch1][#Branch2][O][P][=Branch1][C][=O][Branch1][C][O][O][C@H1][Branch1][C][O][C@H1][Ring2][Ring1][P][N][C@@H1][Branch1][C][O][C@@H1][Ring2][Ring2][S][O]

The molecule is an amino trisaccharide consisting of a 3-deoxy-D-manno-oct-2-ulose residue and two glucosamine residues (one at the reducing end) in a linear sequence, with three phosphate groups attached. Isolated from the lipopolysaccharide obtained from Haemophilus influenzae.

SMILES: NC1C(OP(=O)(O)O)OC(COC2OC(COC3(C(=O)O)CC(O)C(OP(=O)(O)O)C(C(O)CO)O3)C(OP(=O)(O)O)C(O)C2N)C(O)C1O