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

The molecule is a long-chain fatty acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate OH groups of 12-hydroxyoctadecanoyl-CoA; major species at pH 7.3. It is a conjugate base of a 12-hydroxyoctadecanoyl-CoA.

SMILES: CCCCCCC(O)CCCCCCCCCCC(=O)SCCNC(=O)CCNC(=O)C(O)C(C)(C)COP(=O)([O-])OP(=O)([O-])OCC1OC(n2cnc3c(N)ncnc32)C(O)C1OP(=O)([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][O][C][C][O][C][C][O]

The molecule is a primary alcohol that is ethanol substituted by a 2-ethoxyethoxy group at position 2. It has a role as a protic solvent. It is a diether, a primary alcohol and a hydroxypolyether. It derives from a diethylene glycol.

SMILES: CCOCCOCCO
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][Branch1][C][O][=C][C][=C][C][=C][C][Ring1][=Branch1][=C][Ring1][O][O]

The molecule is a naphthalene-1,4-diol having a methyl substituent at the 2-position. It is a member of naphthalenediols, a member of methylnaphthalenes and a naphthohydroquinone. It derives from a naphthalene-1,4-diol.

SMILES: Cc1cc(O)c2ccccc2c1O
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@@H1][O][C@@H1][Branch2][Branch1][=C][O][C@H1][C@H1][Branch2][Ring2][=Branch2][O][C@H1][C@H1][Branch1][C][O][C@@H1][Branch2][Ring1][Ring2][O][C@@H1][O][C@@H1][Branch1][C][C][C@@H1][Branch1][C][O][C@@H1][Branch1][C][O][C@@H1][Ring1][=Branch2][O][C][Branch1][C][O][O][C@@H1][Ring2][Ring1][Ring1][C][O][O][C@H1][Branch1][Ring1][C][O][C@H1][Branch1][C][O][C@@H1][Ring2][Ring1][#C][O][C@@H1][Branch1][C][O][C@H1][Branch1][C][O][C@@H1][Ring2][Ring2][=Branch2][O]

The molecule is a tetrasaccharide that is lactose in which the hydroxy groups at the 2 and 2' positions have been glycosylated by alpha-L-fucosyl groups. It derives from a 2'-fucosyllactose and an alpha-L-fucose.

SMILES: CC1OC(OC2C(O)OC(CO)C(OC3OC(CO)C(O)C(O)C3OC3OC(C)C(O)C(O)C3O)C2O)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>

[C][O][C][=C][N][Branch1][O][C][=C][C][=C][C][=C][Ring1][=Branch2][Ring1][=Branch1][C@][Branch1][C][O][C][=Branch1][C][=O][N][Branch1][C][C][C][=Branch1][C][=O][C@][Ring1][=Branch2][Branch1][C][O][C][=C][Ring2][Ring1][Ring2][NH1][C][=C][C][=C][C][=C][Ring1][=Branch2][Ring1][=Branch1]

The molecule is an organic heterohexacyclic compound that is cladoniamide B in which both of the chlorines are replaced by hydrogen. It has been isolated from the culture broth of Streptomyces uncialis. It is a cladoniamide, an organic heterohexacyclic compound, a dicarboximide, a tertiary alcohol and a diol.

SMILES: COc1c2n(c3ccccc13)C1(O)C(=O)N(C)C(=O)C1(O)c1c-2[nH]c2ccccc12
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][C][=C][N][Branch2][Branch1][#Branch1][C@@H1][O][C@H1][Branch2][Ring2][Branch2][C][O][P][=Branch1][C][=O][Branch1][C][O-1][O][C@][Branch1][=Branch1][C][=Branch1][C][=O][O-1][C][C@@H1][Branch1][C][O][C@@H1][Branch1][C][O][C@@H1][Branch1][#Branch1][C@H1][Branch1][C][O][C][O][O][Ring1][#C][C@@H1][Branch1][C][O][C@H1][Ring2][Ring1][O][O][C][=Branch1][C][=O][N][=Ring2][Ring2][Ring1]

The molecule is a doubly-charged nucleotide-sugar oxoanion arising from deprotonation of the carboxylic acid and phosphate functions of CMP-3-deoxy-alpha-D-manno-octulosonic acid. It is a conjugate base of a CMP-3-deoxy-alpha-D-manno-octulosonic acid.

SMILES: Nc1ccn(C2OC(COP(=O)([O-])OC3(C(=O)[O-])CC(O)C(O)C(C(O)CO)O3)C(O)C2O)c(=O)n1
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][=N][C][=N][C][=C][Ring1][=Branch1][N][=C][N][Ring1][Branch1][C@H1][C][C@H1][Branch1][C][O][C@@H1][Branch1][O][C][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1][O][Ring1][N]

The molecule is a 2'-deoxyribonucleoside 5'-monophosphate(2-) obtained by deprotonation of the phosphate OH groups of 2'-deoxyadenosine 5'-monophosphate (dAMP). It has a role as a human metabolite and a fundamental metabolite. It is a 2'-deoxynucleoside 5'-monophosphate(2-) and a purine 2'-deoxyribonucleoside 5'-phosphate(2-). It is a conjugate base of a 2'-deoxyadenosine 5'-monophosphate.

SMILES: Nc1ncnc2c1ncn2C1CC(O)C(COP(=O)([O-])[O-])O1
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][C][=Branch1][C][=O][O][C@H1][Branch2][Ring1][Ring1][C][O][C][C][C][C][C][C][C][C][/C][=C][\C][C][C][C][C][C][C][O][P][=Branch1][C][=O][Branch1][C][O-1][O][C][C][N+1][Branch1][C][C][Branch1][C][C][C]

The molecule is a phosphatidylcholine O-30:2 in which the alkyl and acyl group specified at positions 1 and 2 are (9Z)-hexadecenyl and (9Z)-tetradecenoyl respectively. It is a 2-acyl-1-alkyl-sn-glycero-3-phosphocholine and a phosphatidylcholine O-30:2. It derives from a myristoleic acid.

SMILES: CCCCC=CCCCCCCCC(=O)OC(COCCCCCCCCC=CCCCCCC)COP(=O)([O-])OCC[N+](C)(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][C][C][C][C][C][C][Branch1][C][C][=O]

The molecule is a methyl ketone that is decane in which the methylene hydrogens at position 2 are replaced by an oxo group. It has a role as a plant metabolite. It derives from a hydride of a decane.

SMILES: CCCCCCCCC(C)=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][C][Branch1][N][C][=C][C][=C][Branch1][C][N][C][=C][Ring1][#Branch1][C][C][C][=Branch1][C][=O][N][C][Ring1][=C][=O]

The molecule is a dicarboximide that is a six-membered cyclic compound having ethyl and 4-aminophenyl substituents at the 3-position. It has a role as an antineoplastic agent, an adrenergic agent, an EC 1.14.14.14 (aromatase) inhibitor and an anticonvulsant. It is a dicarboximide, a member of piperidones and a substituted aniline. It derives from a piperidine-2,6-dione.

SMILES: CCC1(c2ccc(N)cc2)CCC(=O)NC1=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][C][N][C][Branch2][Ring1][C][/C][=C][/C@H1][Branch1][C][O][C][C@H1][Branch1][C][O][C][C][=Branch1][C][=O][O-1][=C][Branch1][N][C][=C][C][=C][Branch1][C][F][C][=C][Ring1][#Branch1][C][=C][C][=C][C][=C][Ring1][=Branch1][Ring2][Ring1][O].[Na+1]

The molecule is an organic sodium salt resulting from the replacement of the proton from the carboxy group of (3S,5R)-fluvastatin by a sodium ion. It is an organic sodium salt and a statin (synthetic). It contains a (3S,5R)-fluvastatin(1-). It is an enantiomer of a (3R,5S)-fluvastatin sodium.

SMILES: CC(C)n1c(C=CC(O)CC(O)CC(=O)[O-])c(-c2ccc(F)cc2)c2ccccc21.[Na+]
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][P][=Branch1][C][=S][Branch1][Ring2][O][C][C][O][C][N][=C][N][Branch1][=Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][N][=Ring1][O]

The molecule is an organic thiophosphate and an organothiophosphate insecticide. It has a role as an EC 3.1.1.7 (acetylcholinesterase) inhibitor, an acaricide, an agrochemical and a nematicide. It derives from a 1-phenyl-1H-1,2,4-triazol-3-ol.

SMILES: CCOP(=S)(OCC)Oc1ncn(-c2ccccc2)n1
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][C@H1][O][C@H1][Branch2][Ring1][Branch1][O][C@H1][C@H1][Branch1][C][O][C@@H1][Branch1][C][O][C][Branch1][C][O][O][C@@H1][Ring1][=Branch2][C][O][C@H1][Branch1][C][O][C@@H1][Branch1][C][O][C@H1][Ring2][Ring1][Ring2][O]

The molecule is a glycosylglucose that is D-glucopyranose in which the hydroxy group at position 4 has been converted into the corresponding alpha-D-galactoside. It is a glycosylglucose and an alpha-D-galactoside.

SMILES: OCC1OC(OC2C(CO)OC(O)C(O)C2O)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>

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

The molecule is a monohydroxy fatty acid that is nonanoic acid with a hydroxy group substituted at position C-2. It has a role as a metabolite. It is a 2-hydroxy fatty acid and a medium-chain fatty acid. It derives from a nonanoic acid.

SMILES: CCCCCCCC(O)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][=C][C][=C][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][Branch1][C][O][C][=C][Ring2][Ring1][Ring1][O][Ring2][Ring1][#Branch1]

The molecule is a hydroxycoumarin that is the 6-O-beta-D-glucoside of esculetin. It has a role as an antioxidant and a metabolite. It is a beta-D-glucoside and a hydroxycoumarin. It derives from an esculetin.

SMILES: O=c1ccc2cc(OC3OC(CO)C(O)C(O)C3O)c(O)cc2o1
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][C][C][C][C][Branch1][C][O][C][=Branch1][C][=O][O-1]

The molecule is a 2-hydroxyoctadecenoate resulting from the deprotonation of the carboxy group of 2-hydroxyoleic acid; major species at pH 7.3. It is a conjugate base of a 2-hydroxyoleic acid.

SMILES: CCCCCCCCC=CCCCCCCC(O)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][C][=Branch1][C][=O][N][C@@H1][C@@H1][Branch1][C][O][C@H1][Branch2][Branch1][#C][O][C@@H1][O][C@H1][Branch2][Ring2][O][C][O][C@][Branch1][=Branch1][C][=Branch1][C][=O][O][C][C@H1][Branch1][C][O][C@@H1][Branch1][Branch2][N][C][=Branch1][C][=O][C][O][C@H1][Branch1][O][C@H1][Branch1][C][O][C@H1][Branch1][C][O][C][O][O][Ring2][Ring1][Branch1][C@H1][Branch1][C][O][C@H1][Branch1][C][O][C@H1][Ring2][Ring1][#C][O][C@@H1][Branch1][Ring1][C][O][O][C@H1][Ring2][Ring2][#Branch2][O]

The molecule is a linear amino trisaccharide comprising an N-glycoloyl-alpha-neuraminyl residue (2->6)-linked to a beta-D-galactosyl residue, which is in turn linked (1->4) to N-acetyl-beta-D-glucosamine. It has a role as an epitope. It is an amino trisaccharide and a glucosamine oligosaccharide.

SMILES: CC(=O)NC1C(O)OC(CO)C(OC2OC(COC3(C(=O)O)CC(O)C(NC(=O)CO)C(C(O)C(O)CO)O3)C(O)C(O)C2O)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>

[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][O-1][C][Branch1][C][C][=N+1][Branch1][C][O-1][C][=C][C][=C][C][=C][Ring1][=N][Ring1][=Branch1]

The molecule is an organic cation that is the conjugate base of aurachin B, obtained by deprotonation of the 3-hydroxy group. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.).

SMILES: CC(C)=CCCC(C)=CCCC(C)=CCc1c([O-])c(C)[n+]([O-])c2ccccc12