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

The molecule is a monocarboxylic acid that is 3,8-dimethyl-5-oxo-1,2,3,4,4a,8a-hexahydronaphthalene-1-carboxylic acid substituted by a (2R)-hexan-2-yl at position 7, a hydroxy group at position 6 and a 3-hydroxypropanoyl group at position 8. It is a fungal metabolite produced by Cytospora with HIV-1 integrase inhibitory activity. It has a role as a metabolite and a HIV-1 integrase inhibitor. It is a beta-hydroxy ketone, a cyclic ketone, an enol, a primary alcohol, a dioxo monocarboxylic acid and a member of hexahydronaphthalenes.

SMILES: CCCCC(C)C1=C(O)C(=O)C2CC(C)CC(C(=O)O)C2C1(C)C(=O)CCO
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][O][C@][Branch1][#Branch1][C][=Branch1][C][=O][C][O][C][C][C@H1][C@@H1][C][C][C][=C][C][=Branch1][C][=O][C][C][C@][Ring1][#Branch1][Branch1][C][C][C@H1][Ring1][N][C@@H1][Branch1][C][O][C][C@@][Ring1][P][Ring2][Ring1][Branch2][C]

The molecule is cortisol esterified with butyric acid at the 17-hydroxy group. It has a role as a dermatologic drug and a drug allergen. It is a cortisol ester, a butyrate ester and a primary alpha-hydroxy ketone.

SMILES: CCCC(=O)OC1(C(=O)CO)CCC2C3CCC4=CC(=O)CCC4(C)C3C(O)CC21C
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][=Branch1][C][=O][C][C][C@@H1][N][C][=Branch1][C][=O][C@H1][Branch1][#Branch2][C][C][=C][C][=C][C][=C][Ring1][=Branch1][N][C][=Branch1][C][=O][C@H1][Branch1][=N][C][C][=C][C][=C][Branch1][C][O][C][=C][Ring1][#Branch1][N][C][=Branch1][C][=O][C@@H1][Branch1][C][N][C][S][S][C][C@@H1][Branch2][Ring2][Branch2][C][=Branch1][C][=O][N][C][C][C][C@H1][Ring1][Branch1][C][=Branch1][C][=O][N][C@@H1][Branch1][#Branch2][C][C][C][N][=C][Branch1][C][N][N][C][=Branch1][C][=O][N][C][C][Branch1][C][N][=O][N][C][=Branch1][C][=O][C@H1][Branch1][#Branch1][C][C][Branch1][C][N][=O][N][C][Ring2][=Branch1][Branch1][=O]

The molecule is the predominant form of mammalian vasopressin (antidiuretic hormone). It is a nonapeptide containing an arginine at residue 8 and two disulfide-linked cysteines at residues of 1 and 6. It has a role as a cardiovascular drug, a hematologic agent and a mitogen.

SMILES: NC(=O)CCC1NC(=O)C(Cc2ccccc2)NC(=O)C(Cc2ccc(O)cc2)NC(=O)C(N)CSSCC(C(=O)N2CCCC2C(=O)NC(CCCN=C(N)N)C(=O)NCC(N)=O)NC(=O)C(CC(N)=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][#C][C][C][Branch1][C][C][C@H1][Branch1][C][O][/C][=C][/C@@H1][C@H1][C][/C][=Branch1][#Branch2][=C][/C][C][C][C][=Branch1][C][=O][O][C][C@H1][Ring1][N][C][C@H1][Ring1][#C][O]

The molecule is a carbobicyclic compound that is prostaglandin I2 in which the endocyclic oxygen is replaced by a methylene group and in which the (1E,3S)-3-hydroxyoct-1-en-1-yl side chain is replaced by a (3R)-3-hydroxy-4-methyloct-1-en-6-yn-1-yl group. A synthetic analogue of prostacyclin, it is used as the trometamol salt (generally by intravenous infusion) for the treatment of peripheral vascular disease and pulmonary hypertension. It has a role as a platelet aggregation inhibitor and a vasodilator agent. It is a monocarboxylic acid, a secondary alcohol and a carbobicyclic compound.

SMILES: CC#CCC(C)C(O)C=CC1C(O)CC2CC(=CCCCC(=O)O)CC21
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][Branch1][=Branch2][S][=Branch1][C][=O][=Branch1][C][=O][O-1][C][=C][Ring1][#Branch2]

The molecule is an arenesulfonate oxoanion that is the conjugate base of toluene-4-sulfonic acid. It is a conjugate base of a toluene-4-sulfonic acid.

SMILES: Cc1ccc(S(=O)(=O)[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>

[N][C@@H1][Branch1][Ring1][C][Cl][C][=Branch1][C][=O][O]

The molecule is a 3-chloroalanine that has R configutation at the chiral centre. It is a L-alanine derivative and a 3-chloroalanine. It is an enantiomer of a 3-chloro-D-alanine. It is a tautomer of a 3-chloro-L-alanine zwitterion.

SMILES: NC(CCl)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][C][Branch1][C][C][NH2+1][C][C][Branch1][C][O][C][O][C][=C][C][=C][C][=C][Ring1][=Branch1][C][C][C][=Branch1][C][=O][N][Ring1][#Branch1].[Cl-1]

The molecule is a hydrochloride. It has a role as an antiglaucoma drug, an antihypertensive agent, an anti-arrhythmia drug and a beta-adrenergic antagonist. It contains a carteolol(1+).

SMILES: CC(C)(C)[NH2+]CC(O)COc1cccc2c1CCC(=O)N2.[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][C][Branch1][C][C][=C][C][C][/C][Branch1][C][C][=C][/C][C][/C][Branch1][C][C][=C][/C][O][P][=Branch1][C][=O][Branch1][C][O][O]

The molecule is a member of the class of farnesyl phosphates that is the monophosphatr derivative of (2E,6E)-farnesol It has a role as a PPARbeta/delta agonist, a PPARalpha agonist, a rat metabolite and a plant metabolite. It derives from a (2-trans,6-trans)-farnesol. It is a conjugate acid of a (2E,6E)-farnesyl monophosphate(2-).

SMILES: CC(C)=CCCC(C)=CCCC(C)=CCOP(=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][C][C][C][C][C][Branch1][C][C][=O]

The molecule is a methyl ketone that is octane substituted by an oxo group at position 2. It has a role as a metabolite.

SMILES: CCCCCCC(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][C][=C][Branch1][=Branch1][C][Branch1][C][C][C][C][Branch1][#Branch2][O][S][=Branch1][C][=O][=Branch1][C][=O][O-1][=C][Ring1][=C]

The molecule is a phenyl sulfate oxoanion that is the conjugate base of thymol sulfate, obtained by deprotonation of the sulfate group; major species at pH 7.3. It has a role as a human xenobiotic metabolite. It derives from a thymol. It is a conjugate base of a thymol sulfate.

SMILES: Cc1ccc(C(C)C)c(OS(=O)(=O)[O-])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>

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

The molecule is a ketoaldonic acid phosphate. It has a role as an Escherichia coli metabolite. It derives from a D-galactonic acid. It is a conjugate acid of a 6-phosphonato-2-dehydro-3-deoxy-D-galactate(3-).

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

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

The molecule is an N-{1-[(naphthalen-2-yl)amino]-1-oxo-3-phenylpropan-2-yl}benzamide that is the amide obtained by formal condensation of the carboxy group of N-benzoyl-D-phenylalanine with the amino group of 2-aminonaphthalene. It has a role as a chromogenic compound. It is a N-{1-[(naphthalen-2-yl)amino]-1-oxo-3-phenylpropan-2-yl}benzamide and a D-phenylalanine derivative. It is an enantiomer of a N-benzoyl-L-phenylalanine 2-naphthylamide.

SMILES: O=C(NC(Cc1ccccc1)C(=O)Nc1ccc2ccccc2c1)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][C][=C][Branch2][Ring2][=Branch2][C][=C][C][=C][Branch2][Ring1][=N][C][N][C][=N][C][Branch1][=Branch2][C][=C][C][=C][C][=N][Ring1][=Branch1][=N][N][=C][Ring1][N][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=C][Ring2][Ring1][#Branch2][C][=C][Ring2][Ring1][S]

The molecule is a member of the class of 1,2,4-triazines in which the triazine ring is substituted at positions 3, 5, and 6 by pyridin-2-yl, ([biphenyl]-4-ylmethyl)amin, and methyl groups, respectively. It is an activator of the hypoxia inducible factor (HIF) pathway. It has a role as a hypoxia-inducible factor pathway activator. It is a member of biphenyls, a member of 1,2,4-triazines, a secondary amino compound and a member of pyridines.

SMILES: c1ccc(-c2ccc(CNc3nc(-c4ccccn4)nnc3-c3ccccc3)cc2)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][C][C][C][C][C][N][Ring1][=Branch1]

The molecule is a piperidinemonocarboxylic acid in which the carboxy group is located at position C-2. It is a conjugate acid of a pipecolate.

SMILES: O=C(O)C1CCCCN1
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][Branch1][Ring1][O][C][=C][C][=Branch1][Ring2][=C][Ring1][Branch2][O][/C][=Branch1][P][=C][\C][=C][C][=C][Branch1][Ring1][O][C][C][Branch1][C][O][=C][Ring1][=Branch2][C][Ring1][S][=O]

The molecule is a methoxyaurone that is aurone substituted by methoxy groups at positions 4, 6 and 4' and a hydroxy group at position 3' respectively. It has been isolated from the roots of Cyperus teneriffae. It has a role as a plant metabolite. It is a methoxyaurone and a hydroxyaurone. It derives from an aurone.

SMILES: COc1cc(OC)c2c(c1)OC(=Cc1ccc(OC)c(O)c1)C2=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][C][C][C][C][/C][=C][Branch1][C][\C][C][=Branch1][C][=O][N][C][=C][C@@][Branch1][C][O][Branch2][Ring1][#Branch1][/C][=C][/C][=C][/C][=C][/C][=Branch1][C][=O][N][C][=C][Branch1][C][O][C][C][C][Ring1][=Branch1][=O][C@H1][Branch1][C][O][C][C][Ring2][Ring1][Branch2][=O]

The molecule is a polyene antibiotic that is TMC-1A in which the 2,4-dimethyloct-2-enoyl group has been replaced by a (2E)-2,6-dimethyloct-2-enoyl group. TMC-1B is an antitumour antibiotic isolated from Streptomyces sp. A-230. It has a role as an antineoplastic agent and a bacterial metabolite. It is a tertiary alcohol, a secondary alcohol, a polyene antibiotic, an enol, a cyclic ketone, an enone, an enamide and a secondary carboxamide.

SMILES: CCC(C)CCC=C(C)C(=O)NC1=CC(O)(C=CC=CC=CC(=O)NC2=C(O)CCC2=O)C(O)CC1=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][Branch1][C][S-1][C][=C][C][Branch1][=Branch1][C][=Branch1][C][=O][S-1][=C][N+1][Branch2][Ring1][Branch2][C@@H1][O][C@H1][Branch1][O][C][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1][C@@H1][Branch1][C][O][C@H1][Ring1][N][O][=C][Ring2][Ring1][=Branch1]

The molecule is an organophosphate oxoanion obtained by deprotonation of the carboxy and phosphate OH groups of pyridinium-3,5-bisthiocarboxylic acid mononucleotide; major species at pH 7.3. It is an organophosphate oxoanion and an organic sulfur anion. It is a conjugate base of a pyridinium-3,5-bisthiocarboxylic acid mononucleotide.

SMILES: O=C([S-])c1cc(C(=O)[S-])c[n+](C2OC(COP(=O)([O-])[O-])C(O)C2O)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][Branch1][C][C][=C][C][O][P][=Branch1][C][=O][Branch1][C][O-1][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1]

The molecule is trianion of prenyl diphosphate arising from deprotonation of the three diphosphate OH groups. It has a role as an epitope, a phosphoantigen, a human metabolite and a Saccharomyces cerevisiae metabolite. It is a conjugate base of a prenyl diphosphate.

SMILES: CC(C)=CCOP(=O)([O-])OP(=O)([O-])[O-]