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

The molecule is a meroterpenoid produced by Aspergillus nidulans. It has an oxygen-bridged pentacyclic structure which incorporates three lactone functionalities and a spiro union.

SMILES: C=C1C2(C=CC(=O)OC2(C)C)CCC2(C)C13OC14C(=O)OC(C)(C(=C)C12C(=O)OC4C)C3O
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

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

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

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

The molecule is a carboxylic ester that is the 4-(nitrooxy)butyl ester of sulindac. A non-steroidal anti-inflammatory drug, which also has anticancer activity. It has a role as a non-steroidal anti-inflammatory drug, an antineoplastic agent, an EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor, an apoptosis inducer and a prodrug. It is an organofluorine compound, a sulfoxide, a carboxylic ester and a nitrate ester. It derives from a sulindac. It derives from a hydride of an indene.

SMILES: CC1=C(CC(=O)OCCCCO[N+](=O)[O-])c2cc(F)ccc2C1=Cc1ccc(S(C)=O)cc1
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

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

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

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

The molecule is an androstanoid that is 5beta-androstane substituted by an alpha-hydroxy group at position 3 and an oxo group at position 17. It is a metabolite of testosterone in mammals. It has a role as a human metabolite and a mouse metabolite. It is a 3alpha-hydroxy steroid, a 17-oxo steroid and an androstanoid. It derives from a hydride of a 5beta-androstane.

SMILES: CC12CCC3C(CCC4CC(O)CCC43C)C1CCC2=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][O][C@H1][Branch2][Branch1][=Branch2][O][C@@H1][C@@H1][Branch1][C][O][C@H1][Branch1][C][O][C@@H1][Branch1][Ring1][C][O][O][C@H1][Ring1][#Branch2][C][=C][Branch1][C][O][C][=C][Branch1][C][O][C][C][=Branch1][C][=O][C][=C][Branch1][N][C][=C][C][=C][Branch1][C][O][C][=C][Ring1][#Branch1][O][C][Ring2][Ring1][Ring2][=Ring1][=C][C@H1][Branch1][C][O][C@H1][Branch1][C][O][C@H1][Ring2][Ring2][#Branch1][O]

The molecule is a trihydroxyflavone that is vitexin having a beta-L-rhamnosyl residue attached at the 2''-position of the glucitol moiety. It has a role as a plant metabolite. It is a C-glycosyl compound, a disaccharide derivative and a trihydroxyflavone. It derives from a vitexin. It is a conjugate acid of a vitexin 2''-O-beta-L-rhamnoside(1-).

SMILES: CC1OC(OC2C(c3c(O)cc(O)c4c(=O)cc(-c5ccc(O)cc5)oc34)OC(CO)C(O)C2O)C(O)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>

[39Ar]

The molecule is a trace radioisotope of argon with atomic mass of 38.964313 and a half-life of 269 years. It has a role as an isotopic tracer.

SMILES: [Ar]
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][Ring1][=N][O][C@@H1][O][C@H1][Branch1][Ring1][C][O][C@H1][Branch1][C][O][C@H1][Branch1][#Branch2][O][S][=Branch1][C][=O][=Branch1][C][=O][O][C@H1][Ring1][=C][O][C@H1][Branch2][Ring1][Ring2][O][C@@H1][O][C@@H1][Branch1][C][C][C@@H1][Branch1][C][O][C@@H1][Branch1][C][O][C@@H1][Ring1][=Branch2][O][C@@H1][Branch1][Ring1][C][O][O][C@H1][Ring2][Ring2][Ring1][O]

The molecule is a branched amino trisaccharide consisting of N-acetylglucosamine having a fucosyl residue attached at the 4-position via an alpha-linkage and a 3-sulfated galactosyl residue attached at the 3-position via a beta-linkage. It has a role as an epitope. It is an amino trisaccharide and an oligosaccharide sulfate.

SMILES: CC(=O)NC1C(O)OC(CO)C(OC2OC(C)C(O)C(O)C2O)C1OC1OC(CO)C(O)C(OS(=O)(=O)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][C][C][C][=Branch1][C][=O][O][C][C][=C][C][=C][Branch2][Ring2][N][C][=C][Ring1][=Branch1][C][Branch1][O][C][=Branch1][C][=O][C][=Branch1][C][=O][O][C][Branch1][Branch1][C][O][Ring1][O][/C][=Branch1][Branch2][=C][\C][=Branch1][C][=O][O][C][C][C][Branch1][C][C][C][Ring2][Ring1][#Branch2][C][O][C][O][Ring2][Ring1][O]

The molecule is an organic heterotetracyclic compound isolated from the stems of Kadsura matsudai. It has a role as a plant metabolite. It is an organic heterotetracyclic compound, a cyclic ether, a methyl ester, an alpha-ketoester, an enoate ester and a hexanoate ester.

SMILES: CCCCCC(=O)OC1c2cc3c(c4c2C(C(=O)C(=O)OC)(CO4)C(=CC(=O)OC)CC(C)C1C)OCO3
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][NH1][C][Branch1][#C][C][C][=C][NH1][C][=C][C][=C][C][=C][Ring1][=Branch2][Ring1][=Branch1][=C][N+1][=C][Ring1][S][C][C][C][Ring1][Branch1]

The molecule is a member of the class of indoles that is 1H-indole substituted by a (1-hydroxy-7,8-dihydro-6H-pyrrolo[1,2-a]pyrazin-5-ium-3-yl)methyl group at position 3. It is the major species at pH 7.3. It is an organic cation, a member of indoles, a pyrrolopyrazine and an organic hydroxy compound.

SMILES: O=c1[nH]c(Cc2c[nH]c3ccccc23)c[n+]2c1CCC2
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][N][Branch1][Ring1][C][C][C][=Branch1][C][=O][/C][Branch1][Ring1][C][#N][=C][/C][=C][C][Branch1][C][O][=C][Branch1][C][O][C][Branch1][=Branch1][N+1][=Branch1][C][=O][O-1][=C][Ring1][O]

The molecule is a monocarboxylic acid amide that is N,N-diethylprop-2-enamide in which the hydrogen at position 2 is substituted by a cyano group and the hydrogen at the 3E position is substituted by a 3,4-dihydroxy-5-nitrophenyl group. It has a role as an EC 2.1.1.6 (catechol O-methyltransferase) inhibitor, an antiparkinson drug, a central nervous system drug and an antidyskinesia agent. It is a monocarboxylic acid amide, a nitrile, a member of catechols and a member of 2-nitrophenols.

SMILES: CCN(CC)C(=O)C(C#N)=Cc1cc(O)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][Branch1][C][C][=C][C][Branch1][C][O][=C][Ring1][Branch2]

The molecule is a member of the class of phenols that phenol substituted by methyl groups at positions 3 and 5. It has a role as a xenobiotic metabolite. It derives from a hydride of a m-xylene.

SMILES: Cc1cc(C)cc(O)c1
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

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

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

[O][=N][O][O][C][=Branch1][C][=O][O-1]

The molecule is a carbon oxoanion that results from the removal of a proton from nitrosoperoxycarbonic acid. It is formed in vivo by nucleophilic reaction of peroxynitrite with carbon dioxide, and is an important reactive species in inflammation processes. It is a conjugate base of a nitrosoperoxycarbonic acid.

SMILES: O=NOOC(=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>

[NH3+1][C][C][C][C][N][S][=Branch1][C][=O][=Branch1][C][=O][C][=C][C][=C][C][Branch1][C][Cl][=C][C][=C][C][Ring1][#Branch1][=C][Ring1][O]

The molecule is an ammonium ion obtained by the protonation of the amino group of N-(4-aminobutyl)-5-chloronaphthalene-2-sulfonamide. It is an ammonium ion derivative and an organic cation. It is a conjugate acid of a N-(4-aminobutyl)-5-chloronaphthalene-2-sulfonamide.

SMILES: [NH3+]CCCCNS(=O)(=O)c1ccc2c(Cl)cccc2c1
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][S][C][Branch1][S][C@@H1][O][C@H1][Branch1][Ring1][C][O][C@@H1][Branch1][C][O][C@H1][Ring1][Branch2][O][=N][Ring1][=C]

The molecule is a C-glycosyl compound that is 1,3-thiazole-4-carboxamide in which the hydrogen at position 2 has been replaced by a beta-D-ribofuranosyl group. It is metabolised to thiazole-4-carboxamide adenine dinucleotide (TAD), a selective inhibitor of inosine monophosphate dehydrogenase (IMP dehydrogenase). It has a role as an EC 1.1.1.205 (IMP dehydrogenase) inhibitor, a prodrug and an antineoplastic agent. It is a C-glycosyl compound, a member of 1,3-thiazoles and a monocarboxylic acid amide. It derives from a beta-D-ribose.

SMILES: NC(=O)c1csc(C2OC(CO)C(O)C2O)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][C][=C][C@@H1][C@@H1][Branch1][=Branch1][C][Branch1][C][C][C][C][C][C@H1][Branch1][C][C][C@][Ring1][#Branch2][Branch1][C][O][C][C][Ring1][#C]

The molecule is a carbobicyclic compound that is cis-decalin substituted by a propan-2-yl group at position 1, methyl groups at position 4 and 7, and a hydroxy group at position 4a, and containing a double bond between positions 7 and 8 (the 1R,4S,4aR,8aS diastereoisomer). It is a carbobicyclic compound, a sesquiterpenoid, a tertiary alcohol and a member of octahydronaphthalenes.

SMILES: CC1=CC2C(C(C)C)CCC(C)C2(O)CC1
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

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

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

[C][C][Hg][S][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][O-1].[Na+1]

The molecule is an alkylmercury compound (approximately 49% mercury by weight) used as an antiseptic and antifungal agent. It has a role as a disinfectant, an antifungal drug, an antiseptic drug and a drug allergen. It contains an ethylmercurithiosalicylate.

SMILES: CC[Hg]Sc1ccccc1C(=O)[O-].[Na+]
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][Branch2][Ring2][#Branch2][/C][=C][/C][=Branch1][C][=O][/C][=C][/C][=C][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][=Branch1][C][=O][N][Branch1][=N][C][C][C][C][=Branch1][C][=O][N][C][Ring1][#Branch1][=O][C][Ring1][#C][=O][=C][C][=C][Ring2][Ring1][#C][O]

The molecule is a dicarboximide that is thalidomide substituted at position 5 by an ethenyl group, which in turn is substituted by a feruloyl group at position 2. The compound is a hybrid based on the structures of thalidomide and curcumin and has been found to exhibit cytotoxicity against human multiple myeloma cells. It has a role as an antineoplastic agent. It is a dicarboximide, a member of isoindoles, a member of piperidones, an enone, a member of phenols and an aromatic ether. It derives from a thalidomide.

SMILES: COc1cc(C=CC(=O)C=Cc2ccc3c(c2)C(=O)N(C2CCC(=O)NC2=O)C3=O)ccc1O
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][=O]

The molecule is a monoterpenoid that is (2E,6E)-octa-2,6-dienal substituted by methyl groups at positions 3 and 7. It has a role as a plant metabolite and a volatile oil component. It is an enal, a monoterpenoid and a polyprenal.

SMILES: CC(C)=CCCC(C)=CC=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@H1][C@@H1][Branch2][Ring1][=Branch2][C][C][C][=C][C@@H1][Branch1][#Branch2][O][S][=Branch1][C][=O][=Branch1][C][=O][O-1][C][C][C@@][Ring1][O][Ring1][#C][C][C@@H1][Ring2][Ring1][Ring2][C][C][C@@H1][Ring2][Ring1][#Branch1][O][S][=Branch1][C][=O][=Branch1][C][=O][O-1]

The molecule is a 4-androstene-3beta,17beta-diol disulfate anion obtained by deprotonation of both sulfo groups of 4-androstene-3beta,17beta-diol disulfate. It is a conjugate base of a 4-androstene-3beta,17beta-diol disulfate.

SMILES: CC12CCC(OS(=O)(=O)[O-])C=C1CCC1C2CCC2(C)C(OS(=O)(=O)[O-])CCC12