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>

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

The molecule is a member of the class of indole-3-acetic acids that is indole-3-acetic acid substituted by a hydroxy group at C-5. It has a role as a drug metabolite, a human metabolite and a mouse metabolite. It is a conjugate acid of a (5-hydroxyindol-3-yl)acetate.

SMILES: O=C(O)Cc1c[nH]c2ccc(O)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][\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-36:2 in which the alkyl and acyl groups specified at positions 1 and 2 are hexadecyl and (11Z,14Z)-eicosadienoyl respectively. It is a phosphatidylcholine O-36:2 and a 2-acyl-1-alkyl-sn-glycero-3-phosphocholine. It derives from an (11Z,14Z)-icosadienoic acid.

SMILES: CCCCCC=CCC=CCCCCCCCCCC(=O)OC(COCCCCCCCCCCCCCCCC)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][Branch1][C][C][=C][C][C][/C][Branch1][C][C][=C][/C][C][/C][Branch1][C][C][=C][/C][=Branch1][C][=O][O-1]

The molecule is a polyunsaturated fatty acid anion obtained by deprotonation of the carboxy group of (2E,6E)-farnesoic acid; major species at pH 7.3. It is a polyunsaturated fatty acid anion and a methyl-branched fatty acid anion. It is a conjugate base of a (2E,6E)-farnesoic acid.

SMILES: CC(C)=CCCC(C)=CCCC(C)=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][=Branch1][C][=O][C][Branch2][Branch1][=N][C][=Branch1][C][=O][N][C@@H1][Branch2][Ring2][=Branch2][C][=Branch1][C][=O][N][C@@H1][C][=Branch1][C][=O][N][C][Branch1][=Branch1][C][=Branch1][C][=O][O][=C][Branch1][O][C][S][C][=N][N][=N][N][Ring1][Branch1][C][C][S][C@H1][Ring2][Ring1][Ring2][Ring1][P][C][=C][C][=C][Branch1][C][O][C][=C][Ring1][#Branch1][=C][NH1][Ring2][Ring2][=Branch2]

The molecule is a third-generation cephalosporin antibiotic with [(1-methyl-1H-tetrazol-5-yl)sulfanyl]methyl and (R)-2-{[(4-hydroxy-6-methylpyridin-3-yl)carbonyl]amino}-2-(4-hydroxyphenyl)acetamido groups at positions 3 and 7, respectively, of the cephem skeleton. It has a broad spectrum of antibacterial activity. It has a role as an antibacterial drug. It is a cephalosporin and a carboxylic acid. It is a conjugate acid of a cefpiramide(1-).

SMILES: Cc1cc(=O)c(C(=O)NC(C(=O)NC2C(=O)N3C(C(=O)O)=C(CSc4nnnn4C)CSC23)c2ccc(O)cc2)c[nH]1
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@H1][Branch1][C][C][C@@H1][Branch1][C][O][C][=Branch1][C][=O][O-1]

The molecule is the conjugate base of (2R,3S)-2-hydroxy-3-methylpentanoic acid. It derives from a valerate. It is a conjugate base of a (2R,3S)-2-hydroxy-3-methylpentanoic acid.

SMILES: CCC(C)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>

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

The molecule is a naphthalenesulfonic acid that is 7-hydroxynaphthalene-1,3-disulfonic acid substituted at position 8 by a [4-(phenyldiazenyl)phenyl]diazenyl group. The disodium salt is the biological stain 'woodstain scarlet'. It is a member of azobenzenes, a bis(azo) compound, a member of naphthols and a naphthalenesulfonic acid. It is a conjugate acid of a 7-hydroxy-8-{[4-(phenyldiazenyl)phenyl]diazenyl}naphthalene-1,3-disulfonate.

SMILES: O=S(=O)(O)c1cc(S(=O)(=O)O)c2c(N=Nc3ccc(N=Nc4ccccc4)cc3)c(O)ccc2c1
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>

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

The molecule is a member of the class of triazenes that is dichlorotriazene in which the hydrogen is replaced by an o-chloroanilino group. A fungicide formerly used to control leaf spots and downy mildew, it is no longer approved for use within the European Union. It has a role as an antifungal agrochemical. It is a member of triazines, an organochlorine pesticide, a secondary amino compound and a member of monochlorobenzenes.

SMILES: Clc1nc(Cl)nc(Nc2ccccc2Cl)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][=C][Branch1][N][C][=C][C][=C][Branch1][C][O][C][=C][Ring1][#Branch1][O][C][=C][C][Branch2][Ring2][=Branch1][O][C@@H1][O][C@H1][Branch2][Ring1][C][C][O][C@@H1][O][C][C@@H1][Branch1][C][O][C@@H1][Branch1][C][O][C@@H1][Ring1][Branch2][O][C@@H1][Branch1][C][O][C@H1][Branch1][C][O][C@H1][Ring2][Ring1][Ring1][O][=C][C][Branch1][C][O][=C][Ring2][Ring2][#Branch1][Ring2][Ring1][N]

The molecule is a glycosyloxyflavone that is apigenin with a 6-O-beta-D-arabinopyranosyl-beta-D-glucopyranosyl moiety attached at position 7 via a glycosidic linkage. It has a role as a metabolite. It is a disaccharide derivative, a glycosyloxyflavone and a dihydroxyflavone. It derives from an apigenin.

SMILES: O=c1cc(-c2ccc(O)cc2)oc2cc(OC3OC(COC4OCC(O)C(O)C4O)C(O)C(O)C3O)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>

[C][=C][C][=C][C][=C][C][=C][C][Ring1][=Branch1][=C][Ring1][#Branch2]

The molecule is an aromatic hydrocarbon comprising two fused benzene rings. It occurs in the essential oils of numerous plant species e.g. magnolia. It has a role as a volatile oil component, a plant metabolite, an environmental contaminant, a carcinogenic agent, a mouse metabolite and an apoptosis inhibitor. It is an ortho-fused bicyclic arene and a member of naphthalenes.

SMILES: c1ccc2ccccc2c1
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][S][C][/C][=C][\C][C][C][C][C][C][C][C][=Branch1][C][=O][O][O][P][=Branch1][C][=O][Branch1][C][O][O]

The molecule is a carboxyalkyl phosphate that is (9Z)-octadecenoic (oleic) acid carrying a phosphonooxy substituent at position 12. It derives from an oleic acid. It is a conjugate acid of a (9Z)-12-(phosphonooxy)octadecenoate(3-).

SMILES: CCCCCCC(CC=CCCCCCCCC(=O)O)OP(=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][Branch1][C][C][C][C][C][C][Branch1][C][C][C][C][C][C][Branch1][C][C][C][C][C][C][Branch1][C][C][C]

The molecule is a long-chain alkane that is heptadecane substituted by methyl groups at positions 2, 6, 10 and 14. Metabolite observed in cancer metabolism. It has a role as a human metabolite. It derives from a hydride of a heptadecane.

SMILES: CCCC(C)CCCC(C)CCCC(C)CCCC(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][Branch1][C][O][=C][C][Branch1][C][O][=C][C][Branch1][C][O][=C][C][=Branch1][C][=O][C][=C][Ring1][Branch2][C][=C][Ring1][=N][O][Ring2][Ring1][C]

The molecule is a member of the class of benzochromenones that is 4H-benzo[g]chromen-4-one carrying a methyl group at position 2 and a hydroxy group at positions 5, 6 and 8, respectively. It has a role as a plant metabolite. It is a benzochromenone, a member of phenols, a naphtho-gamma-pyrone and a heptaketide. It is a conjugate acid of a norrubrofusarin(1-).

SMILES: Cc1cc(O)c2c(O)c3c(O)cc(=O)cc3cc2o1
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

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

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

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

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

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

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

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

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

The molecule is a meroterpenoid that is ferruginol substituted by a beta-hydroxy group at position 6. It has been isolated from the stem bark of Fraxinus sieboldiana. It has a role as a plant metabolite. It is a meroterpenoid, a carbotricyclic compound and a member of phenols. It derives from a ferruginol.

SMILES: CC(C)c1cc2c(cc1O)C1(C)CC(O)CC(C)(C)C1CC2
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@H1][Branch1][C][C][C][=Branch1][C][=O][N][C@@H1][Branch1][C][C][C][=Branch1][C][=O][N][Branch1][C][C][C@H1][Branch2][Ring1][C][C][C][=C][Branch1][C][Br][NH1][C][=C][C][=C][C][=C][Ring1][#Branch2][Ring1][=Branch1][C][=Branch1][C][=O][N][C@@H1][Branch1][N][C][=C][C][=C][Branch1][C][O][C][=C][Ring1][#Branch1][C][C][=Branch1][C][=O][O][C@@H1][Branch1][C][C][C][C@@H1][Branch1][C][C][C][Ring2][Ring2][=C][O]

The molecule is a cyclodepsipeptide isolated from Jaspis splendens. A derivative of jaspamide, it exhibits anti-tumour activity. It has a role as an antineoplastic agent, an animal metabolite and a marine metabolite. It is a cyclodepsipeptide, an organobromine compound and a macrocycle.

SMILES: C=C1CC(C)C(=O)NC(C)C(=O)N(C)C(Cc2c(Br)[nH]c3ccccc23)C(=O)NC(c2ccc(O)cc2)CC(=O)OC(C)CC(C)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][\O][C][=Branch1][C][=O][C][=C][Ring1][=Branch1][C][C][C][C][Ring1][=Branch1]

The molecule is a member of the class of 2-benzofurans that is 4,5,6,7-tetrahydro-2-benzofuran-1(3H)-one carrying an additional butylidene substituent at position 3. It is a member of 2-benzofurans, a gamma-lactone and an olefinic compound.

SMILES: CCCC=C1OC(=O)C2=C1CCCC2
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][=C][C][=C][Branch1][#Branch2][N][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=C][Ring1][=N]

The molecule is the N-substituted diamine that is 1,4-phenylenediamine substituted at one N with an isopropyl group and at the other with a phenyl group. It has a role as an antioxidant and an allergen.

SMILES: CC(C)Nc1ccc(Nc2ccccc2)cc1