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

The molecule is an organic heterooctacyclic compound that is 5-propoxy-1H,1'H-2,2'-biindole in which the nitrogens have undergone formal oxidative coupling to positions 2 and 5 of methyl (3R)-3-hydroxy-2-methyltetrahydrofuran-3-carboxylate (the 2S,3R,5R product), and in which the 3 and 3' positions of the biindole moiety have also undergone formal oxidative coupling to positions 3 and 4 of 1,5-dihydro-2H-pyrrol-2-one. It has a role as an EC 2.7.11.18 (myosin-light-chain kinase) inhibitor. It is a gamma-lactam, an organic heterooctacyclic compound, a methyl ester, a hemiaminal, a tertiary alcohol and an indolocarbazole.

SMILES: CCCOc1ccc2c(c1)c1c3c(c4c5ccccc5n5c4c1n2C1CC(O)(C(=O)OC)C5(C)O1)CNC3=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][=N][O][C@H1][C@H1][Branch2][Ring1][Branch1][O][C@H1][C@H1][Branch1][C][O][C@@H1][Branch1][C][O][C@H1][Branch1][C][O][O][C@@H1][Ring1][=Branch2][C][O][O][C@H1][Branch1][Ring1][C][O][C@H1][Branch1][C][O][C@@H1][Ring2][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][Branch1][C][O][C@@H1][Ring2][Ring2][#Branch2][O]

The molecule is a branched tetrasaccharide with a structure consisting of an alpha-galactosyl-(1->3)-beta-galactosyl-(1->4)-glucose backbone, to the subterminal galactose of which is alpha(1->2)-linked a fucosyl residue. It has a role as an epitope.

SMILES: CC1OC(OC2C(OC3C(CO)OC(O)C(O)C3O)OC(CO)C(O)C2OC2OC(CO)C(O)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>

[C][C][/C][=C][\C][/C][=C][\C][=C][\C][=Branch1][C][=O][C][/C][=C][\C][/C][=C][\C][C][C][C][C][C][=Branch1][C][=O][O]

The molecule is an docosanoid that is (7Z,10Z,14E,16Z,19Z)-docosapentaenoic acid carrying an oxo substituent at position 13. An intermediate of specialised proresolving mediators. It has a role as a human xenobiotic metabolite. It is a docosanoid, an oxo fatty acid and an enone. It derives from a (7Z,10Z,13Z,16Z,19Z)-docosapentaenoic acid. It is a conjugate acid of a (7Z,10Z,14E,16Z,19Z)-13-oxodocosapentaenoate.

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

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

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

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

The molecule is a triterpenoid saponin that is urs-12-ene substituted by hydroxy groups at positions 3 and 22, an oxo group at position 28 and a beta-D-glucopyranosyloxy group at position 28. It has been isolated from the leaves and twigs of Juglans sinensis. It has a role as a plant metabolite. It is a carboxylic ester, a beta-D-glucoside, a monosaccharide derivative, a pentacyclic triterpenoid and a triterpenoid saponin. It derives from a hydride of an ursane.

SMILES: CC1CC(O)C2(C(=O)OC3OC(CO)C(O)C(O)C3O)CCC3(C)C(=CCC4C5(C)CCC(O)C(C)(C)C5CCC43C)C2C1C
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][C][=O]

The molecule is an acetate ester resulting from the formal condensation of acetic acid with methanol. A low-boiling (57 ℃) colourless, flammable liquid, it is used as a solvent for many resins and oils. It has a role as a polar aprotic solvent, a fragrance and an EC 3.4.19.3 (pyroglutamyl-peptidase I) inhibitor. It is an acetate ester, a methyl ester and a volatile organic compound.

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

The molecule is a quercetin O-glycoside that is quercetin attached to a beta-L-rhamnofuranosyl moiety at position 3 via a glycosidic linkage. It has a role as a metabolite. It is a beta-L-rhamnofuranoside, a monosaccharide derivative, a tetrahydroxyflavone and a quercetin O-glycoside.

SMILES: CC(O)C1OC(Oc2c(-c3ccc(O)c(O)c3)oc3cc(O)cc(O)c3c2=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>

[C][C][=N][C][=C][Branch1][Ring1][C][N][C][Branch1][C][N][=N][Ring1][=Branch2]

The molecule is an aminopyrimidine compound having its amino substituent at the 4-position together with methyl and aminomethyl substituents at the 2- and 5-positions respectively. It is a conjugate base of a 4-amino-5-ammoniomethyl-2-methylpyrimidine.

SMILES: Cc1ncc(CN)c(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][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][#Branch1][C][C][O][P][=Branch1][C][=O][Branch1][C][O][O][C@@H1][C@H1][Branch1][C][O][C@H1][Branch1][C][O][C@@H1][Branch1][C][O][C@H1][Branch1][C][O][C@H1][Ring1][#Branch2][O][C][O][C@H1][Branch2][Ring1][S][C][O][P][=Branch1][C][=O][Branch1][C][O][O][C][C@H1][Branch1][C][O][C@H1][Branch1][C][O][C][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][=Branch2][O][C@H1][Branch1][C][O][C][Branch1][C][O][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C]

The molecule is an inositol phosphomannosylinositol phosphoceramide compound having a hexacosanoyl group attached to the ceramide nitrogen, hydroxylation at C-4 of the long-chain base, and no additional hydroxylation of the very-long-chain fatty acid. It derives from a Man-beta1-2-Ins-1-P-Cer(t20:0/26:0).

SMILES: CCCCCCCCCCCCCCCCCCCCCCCCCC(=O)NC(COP(=O)(O)OC1C(O)C(O)C(O)C(O)C1OC1OC(COP(=O)(O)OC2C(O)C(O)C(O)C(O)C2O)C(O)C(O)C1O)C(O)C(O)CCCCCCCCCCCCCCCC
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][O][C][=Branch1][C][=O][C][=C][C][=Ring1][#Branch1][C][=C][Ring1][O][C][C][=C][Branch1][C][C][C]

The molecule is a member of the class of coumarins in which the coumarin ring is substituted at positions 6 and 7 by a 3-methylbut-2-en-1-yl group and a methoxy group, respectively. A natural product found in Citropsis articulata. It has a role as a plant metabolite and an anticoagulant. It is a member of coumarins and an aromatic ether. It derives from a 7-demethylsuberosin.

SMILES: COc1cc2oc(=O)ccc2cc1CC=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][=C][C][Branch2][Ring2][Ring1][S][=Branch1][C][=O][C][C][S][C][Branch2][Ring1][Ring1][C][=C][C][=C][Branch1][=Branch2][C][Branch1][C][F][Branch1][C][F][F][C][=C][Ring1][#Branch2][=N][C][=Ring1][#C][C][=C][C][=C][Ring2][Ring1][=Branch2][O][C][C][=Branch1][C][=O][O]

The molecule is a sulfoxide resulting from the oxidation of the sulfur attached to one of the phenyl groups of GW 501516. It is a urinary metabolite of GW 501516 (a failed drug candidate and gene doping agent whose use by athletes has been prohibited by the World Anti-Doping Agency), so detection of the sulfoxide in sports drugs testing can be used to prove GW 501516 doping. It is a sulfoxide, a member of 1,3-thiazoles, an aromatic ether, a monocarboxylic acid and an organofluorine compound. It derives from a GW 501516.

SMILES: Cc1cc(S(=O)Cc2sc(-c3ccc(C(F)(F)F)cc3)nc2C)ccc1OCC(=O)O
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

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

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

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

The molecule is a linear tetrasaccharide derivative consisting of beta-D-galactose, alpha-D-galactose, beta-L-rhamnose and beta-D-glucose residues linked sequentially (1->2), (1->3) and (1->4), with the glucose residue linked glycosidically to a 5-aminopentyl group. It is a tetrasaccharide derivative and a glycoside.

SMILES: CC1OC(OC2C(CO)OC(OCCCCCN)C(O)C2O)C(O)C(OC2OC(CO)C(O)C(O)C2OC2OC(CO)C(O)C(O)C2O)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][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][Branch1][#Branch2][O][C@@H1][O][C@H1][Branch1][Ring1][C][O][C@@H1][Branch2][Ring1][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][C@H1][Branch1][C][O][C@H1][Ring2][Ring1][N][N][C][Branch1][C][C][=O][C@@H1][Ring2][Branch2][=Branch2][O]

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

SMILES: CC(=O)NC1C(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)OC(CO)C(OC2OC(CO)C(OP(=O)([O-])OCC(O)COP(=O)([O-])OCC(O)CO)C(O)C2NC(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][S][C][C][C][C][C][C][C][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N][Branch1][C][O][O]

The molecule is an N,N-dihydroxy-L-polyhomomethionine in which there are eight methylene groups between the alpha-carbon and sulfur atoms. It is a N,N-dihydroxy-L-polyhomomethionine and a N,N-dihydroxyhexahomomethionine. It is a conjugate acid of a N,N-dihydroxy-L-hexahomomethioninate.

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

The molecule is a sulfonamide formed by dansylation of 4-aminobenzylamine; used as a fluorescence-labelled model hapten. It is a sulfonamide and a tertiary amino compound.

SMILES: CN(C)c1cccc2c(S(=O)(=O)NCc3ccc(N)cc3)cccc12
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][P][O][C@H1][O][C@H1][Branch1][Ring1][C][O][C@H1][Branch1][C][O][C@H1][Branch2][Ring2][#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][O][C@@H1][Branch1][C][C][C@@H1][Branch1][C][O][C@@H1][Branch1][C][O][C@@H1][Ring1][=Branch2][O][C@H1][Ring2][Ring1][#C][N][C][Branch1][C][C][=O][C@@H1][Branch1][C][O][C@@H1][Branch1][Ring1][C][O][O][C@@H1][Ring2][Ring2][=N][O]

The molecule is a tetrasaccharide derivative consisting of alpha-L-fucose, beta-D-galactose and two N-acetyl-alpha-D-galactosamine residues joined in sequence by (1->2), (1->3) and (1->3) glycosidic bonds. It is an amino sugar and a tetrasaccharide derivative.

SMILES: CC(=O)NC1C(O)OC(CO)C(O)C1OC1OC(CO)C(O)C(OC2OC(CO)C(O)C(O)C2OC2OC(C)C(O)C(O)C2O)C1NC(C)=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][#N]

The molecule is a nitrile that is hydrogen cyanide in which the hydrogen has been replaced by an ethenyl group. It has a role as a carcinogenic agent, an antifungal agent, a fungal metabolite, a polar aprotic solvent and a mutagen. It is an aliphatic nitrile and a volatile organic compound.

SMILES: C=CC#N