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

The molecule is an imidazobenzazepine that is 6,11-dihydro-5H-imidazo[2,1-b][3]benzazepine substituted at position 3 by a formyl group and at position 11 by a 1-methylpiperidin-4-ylidene group. An antihistamine used for treatment of allergic conjunctivitis. It has a role as a H1-receptor antagonist and an anti-allergic agent. It is an aldehyde, a member of piperidines, an imidazobenzazepine and a tertiary amino compound.

SMILES: CN1CCC(=C2c3ccccc3CCn3c(C=O)cnc32)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@H1][Branch1][C][O][C@@H1][Branch1][C][O][C@H1][Branch1][C][O][C@H1][Branch1][C][O][C][O]

The molecule is a gluconic acid having D-configuration. It has a role as a chelator and a Penicillium metabolite. It is a conjugate acid of a D-gluconate. It is an enantiomer of a L-gluconic acid.

SMILES: O=C(O)C(O)C(O)C(O)C(O)CO
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

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

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

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

The molecule is a quassinoid that is the dihydro derivative of bruceanol D. Isolated from Brucea antidysenterica, it exhibits in vitro cytotoxicity towards several human tumour cell lines. It has a role as a metabolite and an antineoplastic agent. It is a quassinoid, a delta-lactone, a cyclic ether, an enoate ester, an organic heteropentacyclic compound, a pentacyclic triterpenoid, a triol, a methyl ester and a secondary alpha-hydroxy ketone.

SMILES: COC(=O)C12OCC34C(CC5C(C)CC(=O)C(O)C5(C)C3C(O)C1O)OC(=O)C(OC(=O)C=C(C)C(C)C)C24
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][O]

The molecule is an alkyl alcohol that is 2,6-dimethylheptane carrying a hydroxy group at position 1. It has a role as a Daphnia pulex metabolite. It is an alkyl alcohol and a primary alcohol.

SMILES: CC(C)CCCC(C)CO
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

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

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

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

The molecule is a hydroxyalkyl phosphate consisting of propane-1,2-diol having a phosphate group at the 1-position. It derives from a propane-1,2-diol. It is a conjugate acid of a 2-hydroxypropyl phosphate(2-).

SMILES: CC(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>

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

The molecule is a differentiation-inducing factor that is hexaphenone bearing two chloro substituents at positions 3 and 5, two hydroxy substituents at positions 2 and 6 as well as a single methoxy substituent at position 4. A secreted, chlorinated molecule that controls cell fate during development of Dictyostelium cells. It has a role as a eukaryotic metabolite and a signalling molecule. It is a monomethoxybenzene, a member of resorcinols, a differentiation-inducing factor and a dichlorobenzene. It derives from a (3,5-dichloro-2,4,6-trihydroxyphenyl)hexan-1-one. It is a conjugate acid of a 1-(3,5-dichloro-2,6-dihydroxy-4-methoxyphenyl)hexan-1-one(1-).

SMILES: CCCCCC(=O)c1c(O)c(Cl)c(OC)c(Cl)c1O
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

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

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

[O][=C][Branch1][C][O][C][=C][C][Branch1][C][I][=C][C][Branch1][C][I][=C][Ring1][Branch2][I]

The molecule is a member of the class of benzoic acids that is benzoic acid in which the hydrogens at positions 2, 3 and 5 are replaced by iodine atoms. It is an auxin polar transport inhibitor. It has a role as a member of antiauxins. It is an organoiodine compound and a member of benzoic acids.

SMILES: O=C(O)c1cc(I)cc(I)c1I
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>

[NH3+1][C@H1][Branch1][Branch2][C][C][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][O-1]

The molecule is an alpha-amino-acid anion that is the conjugate base of D-glutamic acid, having anionic carboxy groups and a cationic amino group It is a conjugate base of a D-glutamic acid. It is a conjugate acid of a D-glutamate(2-). It is an enantiomer of a L-glutamate(1-).

SMILES: [NH3+]C(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][=C][C][=Branch1][C][=O][C][=C][Branch1][C][O-1][C][=C][Branch1][C][O][C][=C][Ring1][Branch2][O][Ring1][=N]

The molecule is a phenolate anion obtained by deprotonation of the 7-hydroxy group of noreugenin. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.). It has a role as a plant metabolite. It is a conjugate base of a noreugenin.

SMILES: Cc1cc(=O)c2c([O-])cc(O)cc2o1
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][Branch1][C][N][=O]

The molecule is a triyne amide produced by the Brazilian fungus Agrocybe perfecta (Basidiomycota). It has a role as a metabolite. It is a triyne, a ynamide and a primary carboxamide.

SMILES: CCC#CC#CC#CC(N)=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][O][C][=N][C][Branch1][C][C][=N][C][Branch1][C][N][=N][Ring1][Branch2]

The molecule is a monoamino-1,3,5-triazine that is 1,3,5-triazin-2-amine substituted by a methoxy group at position 4 and a methyl group at position 6. It is a metabolite of the herbicide thifensulfuron-methyl. It has a role as a marine xenobiotic metabolite. It is a monoamino-1,3,5-triazine and an aromatic ether.

SMILES: COc1nc(C)nc(N)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>

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

The molecule is an organic heterotetracyclic compound that is 4a,12a-dihydroxy-4,4,6a,12b-tetramethyl-4a,6,6a,12,12a,12b-hexahydro-4H,11H-benzo[f]pyrano[4,3-b]chromene-1,11(5H)-dione substituted by a 4-methoxyphenyl group at position 9 (the 4aR,6aR,12aS,12bS steroisomer). Isolated from the culture broth of Penicillium, it acts as a selective inhibitor of acetylcholinesterase. It has a role as an EC 3.1.1.7 (acetylcholinesterase) inhibitor, an antimicrobial agent and a Penicillium metabolite. It is an organic heterotetracyclic compound, an aromatic ether, a tertiary alcohol, a delta-lactone and an enone.

SMILES: COc1ccc(-c2cc3c(c(=O)o2)CC2(O)C(C)(CCC4(O)C(C)(C)C=CC(=O)C42C)O3)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>

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

The molecule is a ceramide phosphoethanolamine (33:1) in which the sphingoid and acyl components are pentadecasphing-4-enine and octadecanoyl respectively. It derives from an octadecanoic acid.

SMILES: CCCCCCCCCCC=CC(O)C(COP(=O)(O)OCCN)NC(=O)CCCCCCCCCCCCCCCCC
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][=P][Branch1][C][O][Branch1][C][O][O][C][C@H1][O][C@@][Branch1][Ring1][C][O][Branch2][Ring1][Branch1][O][C@H1][O][C@H1][Branch1][Ring1][C][O][C@@H1][Branch1][C][O][C@H1][Branch1][C][O][C@@H1][Ring1][#Branch2][O][C@@H1][Branch1][C][O][C@@H1][Ring2][Ring1][Ring2][O]

The molecule is a disaccharide phosphate. It derives from a beta-D-fructofuranosyl alpha-D-mannopyranoside. It is a conjugate acid of a beta-D-fructofuranosyl alpha-D-mannopyranoside 6(F)-phosphate(2-).

SMILES: O=P(O)(O)OCC1OC(CO)(OC2OC(CO)C(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][C][N][C][C][Branch1][C][O][C][O][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][C][C][C][=C][C][=C][C][=C][Ring1][=Branch1]

The molecule is an aromatic ketone that is 3-(propylamino)propane-1,2-diol in which the hydrogen of the primary hydroxy group is replaced by a 2-(3-phenylpropanoyl)phenyl group. It is a class 1C antiarrhythmic drug with local anesthetic effects, and is used as the hydrochloride salt in the management of supraventricular and ventricular arrhythmias. It has a role as an anti-arrhythmia drug. It is a secondary amino compound, a secondary alcohol and an aromatic ketone. It is a conjugate base of a propafenone(1+).

SMILES: CCCNCC(O)COc1ccccc1C(=O)CCc1ccccc1
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][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 a 3-oxo-fatty acyl-CoA that results from the formal condensation of the thiol group of coenzyme A with the carboxy group of 3-oxotriacontanoic acid (3-oxomelissic acid). It is a 3-oxo-fatty acyl-CoA and an ultra-long-chain fatty acyl-CoA. It derives from a triacontanoic acid. It is a conjugate acid of a 3-oxotriacontanoyl-CoA(4-).

SMILES: CCCCCCCCCCCCCCCCCCCCCCCCCCCC(=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>

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

The molecule is a triol obtained by sequential periodate-oxidation and borohydride-reduction of guanosine. It is a member of 2-aminopurines, an oxopurine and a triol.

SMILES: Nc1nc2c(ncn2C(CO)OC(CO)CO)c(=O)[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][C][C][C][C][C][C][C][C][C][C][C][C][C][C][=O]

The molecule is a monounsaturated fatty aldehyde that is heptadecanal carrying a double bond at position 16. It has a role as a plant metabolite. It is a monounsaturated fatty aldehyde and a long-chain fatty aldehyde.

SMILES: C=CCCCCCCCCCCCCCCC=O