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

The molecule is a hydroxy-cannabidiol that is cannabidiol in which one of the hydrogens at position 4 of the pentyl chain has been replaced by a hydroxy group. It is one of the main metabolites of cannabidiol by human liver microsomes, produced particularly by CYP3A. It has a role as a human xenobiotic metabolite. It is a hydroxy-cannabidiol, an olefinic compound, a member of resorcinols and a secondary alcohol.

SMILES: C=C(C)C1CCC(C)=CC1c1c(O)cc(CCCC(C)O)cc1O
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][=Branch1][C][=O][C][C][C][C][=C][C][=C][Branch2][Ring2][O][C][=C][Branch1][Ring1][O][C][C][=C][Branch1][C][O][C][=C][Branch1][C][O][C][=C][Branch1][#Branch1][C][=C][Ring1][=C][Ring1][#Branch1][C][C][Branch1][Branch2][C][C][=Branch1][C][=O][O][C][O][C][Ring1][=N][=O][C][Branch1][Ring1][O][C][=C][C][Branch1][C][O][=C][Ring2][Ring1][P][C][Branch1][C][O][=C][Ring2][Ring2][=Branch1][C][=Branch1][C][=O][O][Ring2][Ring2][O]

The molecule is a binaphthopyran resulting from the formal oxidative dimerisation at position 6 of two molecules of methyl (9,10-dihydroxy-7-methoxy-1-oxo-3,4-dihydro-1H-naphtho[2,3-c]pyran-3-yl)acetate. It is a binaphthopyran, a methyl ester, a polyketide, a ring assembly, an aromatic ether and a member of phenols.

SMILES: COC(=O)CC1Cc2cc3c(-c4c(OC)cc(O)c5c(O)c6c(cc45)CC(CC(=O)OC)OC6=O)c(OC)cc(O)c3c(O)c2C(=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][N][C][C][C][=C][Branch1][Ring1][O][C][C][Branch1][Ring1][O][C][=C][Branch1][Ring1][O][C][C][=C][Ring1][N][C][=C][C][=C][C][Branch1][Ring1][O][C][=C][Branch1][Ring1][O][C][C][=C][Ring1][#Branch2][Ring1][=C]

The molecule is a phenanthrene substituted by a 2-(methylamino)ethyl group at position 1 and by methoxy groups at positions 2,3,4,6 and 7, respectively. It is a plant metabolite isolated from Annona purpurea and Fagonia olivieri. It has a role as a plant metabolite. It is a member of phenanthrenes, an aromatic ether, a polyether, a secondary amino compound and a phenanthrene alkaloid.

SMILES: CNCCc1c(OC)c(OC)c(OC)c2c1ccc1cc(OC)c(OC)cc12
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@H1][C@@][Branch1][C][C][Branch2][Ring2][C][C][C][C][C@@][Ring1][#Branch1][Branch1][C][C][C][=Branch1][C][=O][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@@H1][Ring2][Ring1][#Branch2][C][C][C@][Ring2][Ring1][#C][Branch2][Branch1][=N][O][C@@H1][O][C@H1][Branch1][Ring1][C][O][C@@H1][Branch1][C][O][C@H1][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@H1][Ring2][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][Ring2][Branch1][S]

The molecule is a rebaudioside that is rubusoside in which the hydroxy groups at positions 3 and 4 of the beta-D-glucopyranosyloxy group at the 13alpha position have both been converted to the corresponding beta-D-glucopyranoside. It has a role as a sweetening agent. It is a beta-D-glucoside, a tetracyclic diterpenoid and a rebaudioside. It derives from a rubusoside and a beta-D-Glcp-(1->2)-[beta-D-Glcp-(1->3)]-beta-D-Glcp.

SMILES: C=C1CC23CCC4C(C)(C(=O)OC5OC(CO)C(O)C(O)C5O)CCCC4(C)C2CCC1(OC1OC(CO)C(O)C(OC2OC(CO)C(O)C(O)C2O)C1OC1OC(CO)C(O)C(O)C1O)C3
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][Branch1][C][O][C@@H1][Branch1][C][O][C@H1][Branch1][C][O][C@H1][Branch1][C][O][C][O]

The molecule is a gluconate having D-configuration. It has a role as a metabolite and a human metabolite. It is a conjugate base of a D-gluconic acid.

SMILES: O=C([O-])C(O)C(O)C(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>

[C][C][=C][C][=N][C][Branch1][S][C][=C][C][Branch1][=Branch1][C][=Branch1][C][=O][O][=C][C][=N][Ring1][=Branch2][=C][Ring1][#C]

The molecule is a member of the class of bipyridines that is 2,2'-bipyridine in which the hydrogens situated para to the ring nitrogens have been replaced by methyl and carboxy groups. It is a member of bipyridines, an aromatic carboxylic acid and a monocarboxylic acid.

SMILES: Cc1ccnc(-c2cc(C(=O)O)ccn2)c1
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][NH1+1][=C][C][=C][C][=Branch2][Ring2][C][=C][Branch1][S][C][=C][C][=C][Branch1][=Branch1][N][Branch1][C][C][C][C][=C][Ring1][=Branch2][C][=C][C][=C][Branch1][=Branch1][N][Branch1][C][C][C][C][=C][Ring1][=Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][Ring2][Ring1][=N].[Cl-1]

The molecule is an iminium salt composed of 4-{[4-(dimethylamino)phenyl][4-(ethylamino)naphthalen-1-yl]methylidene}-N,N-dimethylcyclohexa-2,5-dien-1-iminium and chloride ions in a 1:1 ratio. It has a role as a histological dye and a fluorochrome. It is an iminium salt and an organic chloride salt. It contains a victoria blue R(1+).

SMILES: CC[NH+]=C1C=CC(=C(c2ccc(N(C)C)cc2)c2ccc(N(C)C)cc2)c2ccccc21.[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>

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

The molecule is an isoquinoline alkaloid that is pyrano[2,3,4-ij]isoquinolin-8(4H)-one substituted by methyl groups at positions 2 and 5 and a 4-methoxy-4-oxobutyl group at position 4. It is isolated from the leaves of Cassia siamea and exhibits antiplasmodial activity against Plasmodium falciparum. It has a role as an antimalarial and a plant metabolite. It is an isoquinoline alkaloid, a member of isoquinolines, an organic heterotricyclic compound, an enone and a methyl ester.

SMILES: COC(=O)CCCn1c(C)cc2cc(=O)cc3oc(C)cc1c23
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][=Branch1][C][=O][O][C@H1][Branch1][N][C][C][C][C][C][C][C][C][C][C][C][C][C][=Branch1][C][=O][N][C@H1][C@H1][Branch2][=Branch1][Branch2][O][C][C@H1][O][C@H1][Branch1][#Branch2][O][P][=Branch1][C][=O][Branch1][C][O][O][C@H1][Branch2][Ring1][=Branch1][N][C][=Branch1][C][=O][C][C@H1][Branch1][C][O][C][C][C][C][C][C][C][C][C][C][C][C@@H1][Branch2][Ring1][=Branch1][O][C][=Branch1][C][=O][C][C@H1][Branch1][C][O][C][C][C][C][C][C][C][C][C][C][C][C@@H1][Ring2][Ring2][=N][O][O][C@H1][Branch2][Branch1][#C][C][O][C@][Branch1][=Branch1][C][=Branch1][C][=O][O][C][C@@H1][Branch2][Ring1][#C][O][C@][Branch1][=Branch1][C][=Branch1][C][=O][O][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][Branch1][#Branch1][C@H1][Branch1][C][O][C][O][O][Ring2][Ring1][=C][C@@H1][Branch1][#Branch2][O][P][=Branch1][C][=O][Branch1][C][O][O][C@@H1][Ring2][#Branch1][O][O][C][=Branch1][C][=O][C][C@@H1][Branch1][N][C][C][C][C][C][C][C][C][C][C][C][O][C][=Branch1][C][=O][C][C][C][C][C][C][C][C][C][C][C][C][C]

The molecule is a lipid A derivative, comprising lipid A glycosylated with two 3-deoxy-D-manno-octulosonic acid (KDO) residues and having the dodecanoyl group replaced by palmitoleoyl. It is a member of lipid As and a tetradecanoate ester. It is a conjugate acid of a (KDO)2-(palmitoleoyl-myristoyl)-lipid A(6-).

SMILES: CCCCCCC=CCCCCCCCC(=O)OC(CCCCCCCCCCC)CC(=O)NC1C(OCC2OC(OP(=O)(O)O)C(NC(=O)CC(O)CCCCCCCCCCC)C(OC(=O)CC(O)CCCCCCCCCCC)C2O)OC(COC2(C(=O)O)CC(OC3(C(=O)O)CC(O)C(O)C(C(O)CO)O3)C(O)C(C(O)CO)O2)C(OP(=O)(O)O)C1OC(=O)CC(CCCCCCCCCCC)OC(=O)CCCCCCCCCCCCC
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][N][C@@H1][Branch1][C][O][C][=Branch1][C][=O][O]

The molecule is an N-acyl-(2S)-hydroxyglycine resulting from the formal condensation of octanoic acid (caprylic acid) with the amino group of (2S)-hydroxyglycine. It derives from an octanoic acid. It is a conjugate acid of a N-octanoyl-(2S)-hydroxyglycinate.

SMILES: CCCCCCCC(=O)NC(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][Branch1][C][O][C@@H1][Branch2][Branch1][Ring2][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][Branch2][Ring1][Ring2][N][C][=N][C][C][=Branch1][C][=O][NH1][C][Branch1][C][N][=N][C][=Ring1][Branch2][Ring1][O][C@H1][Branch1][C][O][C@@H1][Ring1][P][O][O][C@@H1][Ring2][Ring2][Ring2][C]

The molecule is a nucleotide-sugar oxoanion obtained by deprotonation of the diphosphate OH groups of GDP-N-acetyl-alpha-D-perosamine. It is a conjugate base of a GDP-N-acetyl-alpha-D-perosamine.

SMILES: CC(=O)NC1C(C)OC(OP(=O)([O-])OP(=O)([O-])OCC2OC(n3cnc4c(=O)[nH]c(N)nc43)C(O)C2O)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>

[O][=C][Branch1][C][O][C@H1][Branch1][C][O][C][=Branch1][C][=O][C][O][P][=Branch1][C][=O][Branch1][C][O][O]

The molecule is the ketoaldonic acid phosphate formed formally from D-erythronic acid by oxidation of the 3-hydroxy group to an oxo group and phosphorylation at the 1-hydroxy group. It is a conjugate acid of a (R)-2-hydroxy-3-oxo-4-(phosphonatooxy)butanoate(3-). It is an enantiomer of a (S)-2-hydroxy-3-oxo-4-(phosphonooxy)butanoic acid.

SMILES: O=C(O)C(O)C(=O)COP(=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>

[F][C][Branch1][C][F][Branch1][C][F][C][=C][C][=C][C][=C][Ring1][=Branch1]

The molecule is a fluorohydrocarbon that is fluoroform in which the hydrogen is substituted by a phenyl group. It has a role as a solvent and an environmental contaminant. It is a fluorohydrocarbon and a member of (trifluoromethyl)benzenes. It derives from a fluoroform.

SMILES: FC(F)(F)c1ccccc1
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][=Branch2][Ring1][Ring2][=C][\C][=Branch1][C][=O][O][C][C][C][C][C][C][C][C][C][=Branch1][C][=O][O-1][C][C@@H1][O][C][C@H1][Branch1][S][C][C@@H1][O][C@H1][Ring1][Ring1][C@@H1][Branch1][C][C][C@H1][Branch1][C][C][O][C@@H1][Branch1][C][O][C@H1][Ring1][S][O].[C][/C][=Branch2][Ring1][Ring2][=C][\C][=Branch1][C][=O][O][C][C][C][C][C][C][C][C][C][=Branch1][C][=O][O-1][C][C@@H1][O][C][C@H1][Branch1][S][C][C@@H1][O][C@H1][Ring1][Ring1][C@@H1][Branch1][C][C][C@H1][Branch1][C][C][O][C@@H1][Branch1][C][O][C@H1][Ring1][S][O].[O].[O].[Ca+2]

The molecule is a hydrate that is the dihydrate form of mupirocin calcium. It is an antibacterial drug used for the treatment of skin infections such as impetigo caused by Staphylococcus aureus and meticillin-resistant Staphylococcus aureus (MRSA). It has a role as an antibacterial drug, a protein synthesis inhibitor and an antiinfective agent. It contains a mupirocin calcium (anhydrous).

SMILES: CC(=CC(=O)OCCCCCCCCC(=O)[O-])CC1OCC(CC2OC2C(C)C(C)O)C(O)C1O.CC(=CC(=O)OCCCCCCCCC(=O)[O-])CC1OCC(CC2OC2C(C)C(C)O)C(O)C1O.O.O.[Ca+2]
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][=C][/C][=C][/C][=Branch1][C][=O][O-1]

The molecule is a muconate that is the dianion obtained by the deprotonation of both the carboxy groups of trans,trans-muconic acid. It has a role as a human xenobiotic metabolite. It is a muconate and a dicarboxylic acid dianion. It is a conjugate base of a (2E,4E)-5-carboxypenta-2,4-dienoate.

SMILES: O=C([O-])C=CC=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][=C][C][=C][Branch2][Ring2][=Branch2][N][=N][C][=C][Branch1][C][O][C][Branch1][=Branch2][S][=Branch1][C][=O][=Branch1][C][=O][O][=C][C][=C][C][Branch1][=Branch2][S][=Branch1][C][=O][=Branch1][C][=O][O][=C][C][=C][Ring2][Ring1][Ring1][Ring1][#Branch2][C][Branch1][C][C][=C][Ring2][Ring1][N]

The molecule is a naphthalenesulfonic acid that is naphthalene-2,7-disulfonic acid carrying additional hydroxy and (2,4-dimethylphenyl)diazenyl substituents at positions 3 and 4 respectively. The disodium salt is the biological stain 'acid red 26'. It has a role as a carcinogenic agent and a cardiotoxic agent. It is a member of azobenzenes, a naphthalenesulfonic acid and a member of naphthols. It is a conjugate acid of a 4-[(2,4-dimethylphenyl)diazenyl]-3-hydroxynaphthalene-2,7-disulfonate.

SMILES: Cc1ccc(N=Nc2c(O)c(S(=O)(=O)O)cc3cc(S(=O)(=O)O)ccc23)c(C)c1