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

The molecule is a 5alpha-androstan-3beta,17alpha-diol disulfate anion obtained by deprotonation of both sulfo groups of 5alpha-androstan-3beta,17alpha-diol disulfate. It is a conjugate base of a 5alpha-androstane-3beta,17alpha-diol disulfate.

SMILES: CC12CCC(OS(=O)(=O)[O-])CC1CCC1C2CCC2(C)C(OS(=O)(=O)[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][C][=C][C][C][=C][C][=Branch2][Branch1][#Branch1][=C][Branch1][C][O][C][=C][Ring1][#Branch1][O][C@][C][=Branch2][Ring2][Ring2][=C][C@@H1][C][C@@][Ring1][=Branch1][Branch1][N][C][/C][=C][Branch1][C][/C][C][=Branch1][C][=O][O][C][Branch1][C][C][Branch1][C][C][O][C@H1][Ring2][Ring1][C][C][Ring1][S][=O][C][Ring2][Ring1][Branch2][=O][C][=C][C][Branch1][C][C][Branch1][C][C][O][Ring2][Ring2][Ring1]

The molecule is a dioxo monocarboxylic acid derived from morellin by oxidation of the aldehyde group to the corresponding carboxy group. Isolated from Garcinia morella and Garcinia hanburyi, it exhibits antineoplastic, antibacterial and anti-HIV activity. It has a role as a metabolite, an antibacterial agent, an antineoplastic agent and an anti-HIV-1 agent. It is a cyclic ether, a cyclic ketone, an organic heterohexacyclic compound, a member of phenols, a polycyclic cage and a dioxo monocarboxylic acid. It derives from a morellin.

SMILES: CC(C)=CCc1c2c(c(O)c3c1OC14C(=CC5CC1(CC=C(C)C(=O)O)C(C)(C)OC4C5=O)C3=O)C=CC(C)(C)O2
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][C][C][C@@][Branch1][C][C][Branch1][#Branch1][O][C][Branch1][C][C][=O][C@@H1][O][C@H1][Branch1][=Branch2][C][C@][Ring1][=C][Branch1][C][C][O][C@@H1][C@H1][Ring1][=Branch2][C@@H1][Branch1][=Branch1][C][Branch1][C][C][C][C@H1][Branch1][#Branch1][O][C][Branch1][C][C][=O][C@H1][Branch1][#Branch1][O][C][Branch1][C][C][=O][C@@][Ring1][P][C][O][Ring1][Ring1]

The molecule is an eunicellin diterpenoid isolated from the soft coral Klyxum molle. It has a role as an anti-inflammatory agent and a coral metabolite. It is an acetate ester, an epoxide, a eunicellin diterpenoid, a macrocycle and an oxacycle. It derives from a hexadecanoic acid.

SMILES: CCCCCCCCCCCCCCCC(=O)OC1CCC(C)(OC(C)=O)C2OC(CC1(C)O)C1C2C(C(C)C)C(OC(C)=O)C(OC(C)=O)C12CO2
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][Branch2][Ring1][=C][C][C][C][=Branch1][C][=O][C][=C][Branch1][P][C][=C][Branch1][Ring1][O][C][C][Branch1][Ring1][O][C][=C][Ring1][#Branch2][O][C][O][Ring1][P][C][=C][Ring2][Ring1][#Branch1]

The molecule is a methoxyflavanone that is flavanone substituted by methoxy groups at positions 5, 6, 7 and 4'. It has a role as a plant metabolite. It derives from a flavanone.

SMILES: COc1ccc(C2CC(=O)c3c(cc(OC)c(OC)c3OC)O2)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][=N][C][=N][C][=C][Ring1][=Branch1][N][=C][N][Ring1][Branch1][C@@H1][O][C@H1][Branch2][Ring2][#Branch2][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][#Branch2][O][P][=Branch1][C][=O][Branch1][C][O][O][C@H1][Branch1][C][O][C@@H1][Ring1][O][O][C@@H1][Branch1][C][O][C@H1][Ring2][Ring1][=N][O]

The molecule is the 1''-phosphate derivative of ADP-D-ribose. It derives from an ADP-D-ribose. It is a conjugate acid of an ADP-D-ribose 1''-phosphate(4-).

SMILES: Nc1ncnc2c1ncn2C1OC(COP(=O)(O)OP(=O)(O)OCC2OC(OP(=O)(O)O)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>

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

The molecule is an oxo- and hydroxy fatty acyl-CoA whose S-acyl component is derived from 3-hydroxy-5-oxohexanoic acid. It has a role as a mouse metabolite. It is a hydroxy fatty acyl-CoA and an oxo-fatty acyl-CoA. It derives from a hexanoyl-CoA and a 3-hydroxy-5-oxohexanoic acid.

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

The molecule is a member of the class of 1,3-benzoxazoles that is 5-methyl-2-phenyl-1,3-benzoxazole which is substituted by a [(4-chlorophenyl)carbamothioyl]nitrilo group at position 5. It is a bacterial glutamate racemase inhibitor. It has a role as an EC 5.1.1.* (racemases acting on amino acids and derivatives) inhibitor. It is a member of 1,3-benzoxazoles, a member of thioureas and a member of monochlorobenzenes.

SMILES: Cc1ccc2oc(-c3cccc(NC(=S)Nc4ccc(Cl)cc4)c3)nc2c1
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][C][C][C][C][C][C][=Branch1][C][=O][N][C@@H1][Branch2][Ring1][=Branch1][C][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][Branch1][C][O][C@H1][Branch1][C][O][C][C][C][C][C][C][C][C][=C][C][=C][C][=C][Ring1][=Branch1]

The molecule is an alpha-galactosylceramide in which the nitrogen carries a hexacosanamido group and C-4 carries in addition to a hydroxy function a 7-phenylhexyl group. Essentially a phytosphingosine analogue with a truncated lipid chain terminating in a benzene ring, it has been used in investigations on the binding affinity of glycolipids to CD1d molecules. It derives from an alpha-D-galactose.

SMILES: CCCCCCCCCCCCCCCCCCCCCCCCCC(=O)NC(COC1OC(CO)C(O)C(O)C1O)C(O)C(O)CCCCCCCc1ccccc1
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][=Branch1][C][=O][O][C][C][C][C][=C][C][Branch1][Ring1][O][C][=C][O][C][Branch1][S][C][=C][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][O][C][O][Ring1][=Branch1][=C][C][Ring1][=C][=C][Ring2][Ring1][Ring2]

The molecule is a fatty acid ester obtained by the formal condensation of egonol with oleic acid. It has been isolated from the fruits of Styrax agrestis. It has a role as a plant metabolite. It is a member of 1-benzofurans, a member of benzodioxoles, a fatty acid ester and an aromatic ether. It derives from an egonol and an oleic acid. It derives from a hydride of a 1-benzofuran.

SMILES: CCCCCCCCC=CCCCCCCCC(=O)OCCCc1cc(OC)c2oc(-c3ccc4c(c3)OCO4)cc2c1
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][Branch1][C][N][=N][C][=C][C][=C][C][=N][C][Ring1][=Branch1][=C][C][=C][Ring1][#Branch2][Ring1][=C]

The molecule is an imidazoquinoline that is 3H-imidazo[4,5-f]quinoline substituted by a methyl group at position 3 and an amino group at position 2. It has a role as a carcinogenic agent.

SMILES: Cn1c(N)nc2c3cccnc3ccc21
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@@][Branch1][C][C][Branch1][C][O][C][=Branch1][C][=O][O][C][C][=C][C][N][C][C][C@@H1][Branch1][#Branch1][O][C][Ring2][Ring1][Ring2][=O][C@@H1][Ring1][O][Ring1][Branch2]

The molecule is a pyrrolizidine alkaloid isolated from the plant species of the genus Senecio. It has a role as a plant metabolite. It is a lactone, a pyrrolizidine alkaloid and a tertiary alcohol. It derives from a senecionan. It is a conjugate base of a senecionine(1+).

SMILES: CC=C1CC(C)C(C)(O)C(=O)OCC2=CCN3CCC(OC1=O)C23
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][N][Branch1][C][C][C][C@@H1][C@H1][Branch1][Ring1][O][C][C@H1][Ring1][#Branch2][C@@][Ring1][#Branch1][Branch1][O][C@@H1][Branch1][Ring1][O][C][C][C@H1][Ring1][S][O][C@@H1][C][C@@][Branch1][C][O][C@H1][Branch1][=C][O][C][=Branch1][C][=O][C][=C][C][=C][C][=C][Ring1][=Branch1][C@@H1][Ring1][#C][C@][Ring2][Ring1][N][Branch1][C][O][C@@H1][Branch1][C][O][C@@H1][Ring2][Ring1][C][O][C]

The molecule is a diterpene alkaloid with formula C31H43NO10 that is isolated from several Aconitum species. It has a role as a plant metabolite, an analgesic and an antiinfective agent. It is a bridged compound, a diterpene alkaloid, an organic heteropolycyclic compound, a polyether, a secondary alcohol, a benzoate ester, a tertiary alcohol, a tertiary amino compound and a tetrol. It derives from a hydride of an aconitane.

SMILES: COCC12CN(C)C3C4C(OC)C1C3(C(OC)CC2O)C1CC2(O)C(OC)C(O)C4(O)C1C2OC(=O)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>

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

The molecule is a beta-D-glucoside in which a beta-D-glucopyranosyl residue is attached at position 4 of 4-hydroxybenzyl 3,4-dihydroxybenzoate via a glycosidic linkage. It is isolated from the trunk barks of Amburana cearensis and exhibits antimalarial, neuroprotective, hepatoprotective and antioxidant activities. It has a role as a metabolite, an antimalarial, a neuroprotective agent, a hepatoprotective agent and an antioxidant. It is a member of catechols, a beta-D-glucoside and a benzoate ester.

SMILES: O=C(OCc1ccc(OC2OC(CO)C(O)C(O)C2O)cc1)c1ccc(O)c(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][S][C][C][C@@H1][Branch1][#Branch1][N][C][Branch1][C][C][=O][C][=Branch1][C][=O][O-1]

The molecule is a D-alpha-amino acid anion resulting from the removal of the proton from the carboxy group of N-acetyl-D-methionine. It is a conjugate base of a N-acetyl-D-methionine. It is an enantiomer of a N-acetyl-L-methionine(1-).

SMILES: CSCCC(NC(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>

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

The molecule is a monocarboxylic acid anion resulting forom the deprotonation of the caroxy group of zealexin A1. The major speciess at pH 7.3. It has a role as a phytoalexin. It is a conjugate base of a zealexin A1.

SMILES: CC1(C)CCC=C(C2CC=C(C(=O)[O-])CC2)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@H1][C][C][C@@][Branch1][C][C][C][C][C][=C][Branch1][C][C][C@@H1][Ring1][Branch2][C][Ring1][N]

The molecule is an isomer of selinene where the double bond in the octahydronaphthalene ring system is endocyclic with (2S,4aR,8aR)-configuration. It is a selinene and a member of octahydronaphthalenes.

SMILES: C=C(C)C1CCC2(C)CCC=C(C)C2C1
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][Ring1][=C][N][C][=Branch1][C][=O][C][=C][Branch1][C][O][C][=C][C][=C][C][=C][Ring1][=Branch1][S][=Branch1][C][=O][=Branch1][C][=O][N][Ring1][=N][C][=N][O][Ring2][Ring1][=Branch1]

The molecule is a monocarboxylic acid amide that is piroxicam in which the pyrid-2-yl group is replaced by a 5-methyl-1,2-oxazol-3-yl group. A non-steroidal anti-inflammatory drug, it was withdrawn from the market in the 1980s following its association with cases of Stevens-Johnson syndrome. It has a role as a non-steroidal anti-inflammatory drug and an antirheumatic drug. It is a benzothiazine, a member of isoxazoles and a monocarboxylic acid amide.

SMILES: Cc1cc(NC(=O)C2=C(O)c3ccccc3S(=O)(=O)N2C)no1