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

The molecule is a 1-phosphatidyl-1D-myo-inositol 5-phosphate in which both phosphatidyl acyl groups are specified as palmitoyl (hexadecanoyl). It derives from a hexadecanoic acid. It is a conjugate acid of a 1,2-dipalmitoyl-sn-glycero-3-phospho-(1D-myo-inositol-5-phosphate)(3-).

SMILES: CCCCCCCCCCCCCCCC(=O)OCC(COP(=O)(O)OC1C(O)C(O)C(O)C(OP(=O)(O)O)C1O)OC(=O)CCCCCCCCCCCCCCC
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][Branch1][C][O][C][O]

The molecule is a glycol in which the two hydroxy groups are located at positions 1 and 2 of isopentane. It has a role as a metabolite. It derives from a hydride of an isopentane.

SMILES: CC(C)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>

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

The molecule is the N-(6-aminohexanoyl) derivative of 6-aminohexanoic acid It derives from a hexanoic acid. It is a conjugate acid of a N-(6-aminohexanoyl)-6-aminohexanoate. It is a tautomer of a N-(6-aminohexanoyl)-6-aminohexanoic acid zwitterion.

SMILES: NCCCCCC(=O)NCCCCCC(=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>

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

The molecule is a cyclic peptide antibiotic produced by a strain of Streptomyces toyocaensis. It has a role as a fungal metabolite. It is a heterodetic cyclic peptide, a cyclic ether, an organochlorine compound, a polyphenol, a peptide antibiotic and an aryl sulfate. It is a conjugate acid of an A47934(2-).

SMILES: NC1C(=O)NC2Cc3ccc(c(Cl)c3)Oc3cc4cc(c3O)Oc3ccc(cc3Cl)C(O)C3NC(=O)C(NC(=O)C4NC(=O)C(NC2=O)c2cc(O)cc(c2)Oc2cc1ccc2OS(=O)(=O)O)c1cc(Cl)c(O)c(c1)-c1c(O)cc(O)cc1C(C(=O)O)NC3=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][=Cr][=Branch1][C][=O][Branch1][C][O-1][O][Cr][=Branch1][C][=O][=Branch1][C][=O][O-1].[K+1].[K+1]

The molecule is a potassium salt that is the dipotassium salt of dichromic acid. It has a role as an oxidising agent, an allergen and a sensitiser. It contains a dichromate(2-).

SMILES: O=[Cr](=O)([O-])O[Cr](=O)(=O)[O-].[K+].[K+]
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][Branch1][C][O][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][O].[Fe].[Fe].[Fe].[Fe].[Fe].[Fe].[Fe].[Fe].[NH2-1].[SH1-1].[SH1-1].[SH1-1].[SH1-1].[SH1-1].[SH1-1].[SH1-1].[SH1-1].[SH1-1]

The molecule is p-cluster from Mo-independent nitrogenases, deprotonated to pH 7.3. Unfortunately, there are no structures available, and one of the O ligands of Fe has actually not been confirmed (hence the X in the name) It has a role as a cofactor.

SMILES: O=C([O-])CCC(O)(CC(=O)[O-])C(=O)O.[Fe].[Fe].[Fe].[Fe].[Fe].[Fe].[Fe].[Fe].[NH2-].[SH-].[SH-].[SH-].[SH-].[SH-].[SH-].[SH-].[SH-].[SH-]
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][Branch1][Branch2][C][C][C][=Branch1][C][=O][O][C@H1][C][C][C@H1][C@@H1][C@H1][Branch1][C][O][C][C@@H1][C][C@H1][Branch2][Ring1][Branch2][O][C@@H1][O][C@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][C@@H1][Branch1][C][O][C@H1][Branch1][C][O][C@H1][Ring1][O][O][C][C][C@][Ring2][Ring1][Ring1][Branch1][C][C][C@H1][Ring2][Ring1][=Branch2][C][C][C@][Ring2][Ring1][S][Ring2][Ring1][=N][C]

The molecule is a steroid glucosiduronic acid that is chenodeoxycholic acid having a single beta-D-glucuronic acid residue attached at position 3. It has a role as a human urinary metabolite. It is a beta-D-glucosiduronic acid, a steroid glucosiduronic acid and a dicarboxylic acid. It derives from a chenodeoxycholic acid. It is a conjugate acid of a chenodeoxycholate 3-O-(beta-D-glucuronide)(2-).

SMILES: CC(CCC(=O)O)C1CCC2C3C(O)CC4CC(OC5OC(C(=O)O)C(O)C(O)C5O)CCC4(C)C3CCC12C
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+1][=C][C][=C][C][=C][C][=C][C][=C][Ring1][=Branch1][N][Branch1][#Branch2][C][C][=C][C][=C][C][=C][Ring1][=Branch1][C][Ring1][S][=C][Ring2][Ring1][Ring2][C][=C][C][=C][C][=C][Ring1][=Branch1][Cl].[Br-1]

The molecule is an organic bromide salt having 9-benzyl-2-butyl-1-(2-chlorophenyl)-9H-beta-carbolin-2-ium as the counterion It has a role as an antineoplastic agent and an EC 2.7.11.22 (cyclin-dependent kinase) inhibitor. It contains a DH334(1+).

SMILES: CCCC[n+]1ccc2c3ccccc3n(Cc3ccccc3)c2c1-c1ccccc1Cl.[Br-]
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][O][C][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1][C@@H1][Branch1][C][O][C][=Branch1][C][=O][O-1]

The molecule is trianion of (R)-5-phosphopantoic acid arising from deprotonation of the carboxy and phosphate OH groups; major species at pH 7.3 It is a hydroxy monocarboxylic acid anion and an organophosphate oxoanion. It is a conjugate base of a (R)-4-phosphopantoic acid.

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

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

The molecule is a tripeptide composed of two L-glutamic acid and one L-glutamine units joined by peptide linkages. It derives from a L-glutamic acid and a L-glutamine.

SMILES: NC(=O)CCC(NC(=O)C(CCC(=O)O)NC(=O)C(N)CCC(=O)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][Branch1][C][O][C][C][C][C][C][N][C][=Branch1][C][=O][C][=C][C][Branch1][C][I][=C][Branch1][C][O][C][Branch1][=Branch1][N+1][=Branch1][C][=O][O-1][=C][Ring1][O]

The molecule is a carboxamide compound having an N-(5-carboxypentyl) substituent and a C-(4-hydroxy--5-iodo-3-nitrophenyl) substituent. It is a monocarboxylic acid, an organoiodine compound, a member of 2-nitrophenols and a N-acyl-amino acid. It derives from a 6-aminohexanoic acid.

SMILES: O=C(O)CCCCCNC(=O)c1cc(I)c(O)c([N+](=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>

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

The molecule is an indole alkaloid cation that is the conjugate acid of (3R)-3-hydroxy-2,3-dihydrotabersonine, obtained by protonation of the tertiary amino group. Major species at pH 7.3. It is a conjugate acid of a (3R)-3-hydroxy-2,3-dihydrotabersonine.

SMILES: CCC12C=CC[NH+]3CCC4(c5ccccc5NC4C(O)(C(=O)OC)C1)C32
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][Branch1][=Branch1][C][=C][Ring1][=Branch1][O][C][C][C@@H1][C@@H1][Ring1][=Branch2][C][C][C@][Branch1][C][C][C][=Branch1][C][=O][C][C][C@@H1][Ring1][O][Ring1][#Branch1]

The molecule is a 17-oxo steroid that is estrone in which the hydrogen at position 2 has been replaced by a methoxy group. It has a role as a human metabolite and a mouse metabolite. It is a 3-hydroxy steroid, a 17-oxo steroid, an alicyclic ketone, a member of phenols and an aromatic ether. It derives from an estrone.

SMILES: COc1cc2c(cc1O)CCC1C2CCC2(C)C(=O)CCC12
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][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][N][C@@H1][Branch1][Branch2][C][C][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][N][C@@H1][Branch1][Branch2][C][C][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][O-1]

The molecule is a peptide anion obtained by deprotonation of the four carboxy groups of Ac-Asp-Glu-Glu; major species at pH 7.3. It is a conjugate base of an Ac-Asp-Glu-Glu.

SMILES: CC(=O)NC(CC(=O)[O-])C(=O)NC(CCC(=O)[O-])C(=O)NC(CCC(=O)[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@H1][Branch2][#Branch1][=C][C][C][C][C@H1][Branch1][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][O][P][=Branch1][C][=O][Branch1][C][O][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][O][C@H1][C][C][C@H1][C@@H1][C][C][=C][C][C@@H1][Branch1][C][O][C][C][C@][Ring1][#Branch1][Branch1][C][C][C@H1][Ring1][N][C][C][C@][Ring2][Ring1][Ring1][Ring1][S][C]

The molecule is a cholestenoyl-CoA that results from the formal condensation of the thiol group of coenzyme A with the carboxy group of (25S)-3beta-hydroxy-5-cholesten-26-oic acid. It derives from a (25S)-cholestenoic acid. It is a conjugate acid of a (25S)-3beta-hydroxy-5-cholesten-26-oyl-CoA(4-).

SMILES: CC(CCCC(C)C1CCC2C3CC=C4CC(O)CCC4(C)C3CCC12C)C(=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][C][C][C][/C][=C][\C][=C][\C@H1][Branch1][C][O][C][/C][=C][\C][/C][=C][\C][C][C][C][=Branch1][C][=O][O][C@H1][Branch1][Ring1][C][O][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 2-acyl-sn-glycero-3-phosphocholine in which the acyl group is specified as (11R)-hydroxy-(5Z,8Z,12E,14Z)-icosatetraenoyl. It has a role as a human xenobiotic metabolite and a mouse metabolite.

SMILES: CCCCCC=CC=CC(O)CC=CCC=CCCCC(=O)OC(CO)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>

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

The molecule is a tetrahydroxyflavone that is apigenin with an extra hydroxy group at position 8. It has a role as a metabolite. It derives from an apigenin.

SMILES: O=c1cc(-c2ccc(O)cc2)oc2c(O)c(O)cc(O)c12
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@H1][Branch1][C][N][C][=Branch1][C][=O][N][C@@H1][Branch1][=N][C][C][=C][C][=C][Branch1][C][O][C][=C][Ring1][#Branch1][C][=Branch1][C][=O][O]

The molecule is a dipeptide composed of L-asparagine and L-tyrosine joined by a peptide linkage. It has a role as a metabolite. It derives from a L-asparagine and a L-tyrosine.

SMILES: NC(=O)CC(N)C(=O)NC(Cc1ccc(O)cc1)C(=O)O