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>

[N][C][C][C][C][C@H1][Branch1][=Branch2][N][C][=Branch1][C][=O][C][C][N][C][=Branch1][C][=O][O]

The molecule is a dipeptide consisting of beta-alanine and L-lysine units joined by a peptide linkage. It is a tautomer of a beta-alanyl-L-lysine zwitterion.

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

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

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

[O][=C][C][N][Branch2][Ring1][O][N][=C][C][=C][C][=C][Branch1][S][C][=C][C][=C][Branch1][=Branch1][N+1][=Branch1][C][=O][O-1][C][=C][Ring1][=Branch2][O][Ring1][=C][C][=Branch1][C][=O][N][Ring2][Ring1][=Branch1]

The molecule is the hydrazone resulting from the formal condensation of 5-(4-nitrophenyl)furfural with 1-aminohydantoin. A ryanodine receptor antagonist used for the relief of chronic severe spasticity and malignant hyperthermia. It has a role as a muscle relaxant, a ryanodine receptor antagonist and a neuroprotective agent. It is an imidazolidine-2,4-dione and a hydrazone. It is a conjugate acid of a dantrolene(1-).

SMILES: O=C1CN(N=Cc2ccc(-c3ccc([N+](=O)[O-])cc3)o2)C(=O)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][=Branch1][C][=O][N][C@H1][C@H1][Branch2][Ring1][#Branch2][O][C][C@H1][O][C][Branch1][C][O][C@H1][Branch1][#Branch1][N][C][Branch1][C][C][=O][C@@H1][Branch1][C][O][C@H1][Ring1][N][O][O][C@H1][Branch1][Ring1][C][O][C@@H1][Branch1][C][O][C@@H1][Ring2][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]

The molecule is an amino trisaccharide consisting of alpha-L-fucopyranose, 2-acetamido-2-deoxy-beta-D-glucopyranose and 2-acetamido-2-deoxy-D-galactopyranose residues joined in sequence by (1->3) and (1->6) glycosidic bonds. It is an amino trisaccharide, a member of acetamides and a glucosamine oligosaccharide. It derives from a beta-D-GlcpNAc-(1->6)-D-GalpNAc and an alpha-L-Fucp-(1->3)-beta-D-GlcpNAc.

SMILES: CC(=O)NC1C(O)OC(COC2OC(CO)C(O)C(OC3OC(C)C(O)C(O)C3O)C2NC(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][Branch1][C][C][=C][C][C][C@@H1][Branch1][C][C][C@H1][C][C][C@@][Branch1][C][C][C][=C][Branch1][=Branch2][C][C][C@][Ring1][#Branch2][Ring1][#Branch1][C][C@@][Branch1][C][C][C][C][C@H1][Branch1][C][O][C][Branch1][C][C][Branch1][C][C][C@@H1][Ring1][#Branch2][C][C][Ring2][Ring1][C]

The molecule is a tetracyclic triterpenoid that is lanosta-8,24-diene substituted by a beta-hydroxy group at the 3beta position. It is the compound from which all steroids are derived. It has a role as a bacterial metabolite, a plant metabolite, a human metabolite, a Saccharomyces cerevisiae metabolite and a mouse metabolite. It is a 3beta-sterol, a tetracyclic triterpenoid and a 14alpha-methyl steroid. It derives from a hydride of a lanostane.

SMILES: CC(C)=CCCC(C)C1CCC2(C)C3=C(CCC12C)C1(C)CCC(O)C(C)(C)C1CC3
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][Branch1][Branch1][/C][=C][/C][=O][=C][C][Branch1][Ring1][O][C][=C][Ring1][N][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]

The molecule is a beta-D-glucoside resulting from the formal condensation of the phenolic hydroxy group of (E)-sinapaldehyde with beta-D-glucose. It has a role as a plant metabolite. It is a beta-D-glucoside, a monosaccharide derivative, a dimethoxybenzene and a member of cinnamaldehydes. It derives from an (E)-sinapaldehyde.

SMILES: COc1cc(C=CC=O)cc(OC)c1OC1OC(CO)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>

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

The molecule is a carboxyalkanesulfonic acid comprising pyruvic acid with a sulfo group attached at the C-3 position. It has a role as a mouse metabolite. It derives from a pyruvic acid. It is a conjugate acid of a 3-sulfonatopyruvate(2-).

SMILES: O=C(O)C(=O)CS(=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][C][C][C][C][C][C@@H1][Branch1][C][O][C@@H1][Branch1][C][NH3+1][C][O]

The molecule is a cationic sphingoid that is the conjugate acid of tetradecasphinganine, obtained by protonation of the primary amino function; major species at pH 7.3. It is a conjugate acid of a tetradecasphinganine.

SMILES: CCCCCCCCCCCC(O)C([NH3+])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@@H1][Branch1][C][O][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][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]

The molecule is an alpha-D-glucoside that is (27R)-1,27-dihydroxyoctacosan-3-one on which the hydroxyl hydrogen at position 1 has been replaced by an alpha-D-glucosyl residue. It has a role as a marine metabolite. It is an alpha-D-glucoside, a ketone and a monosaccharide derivative.

SMILES: CC(O)CCCCCCCCCCCCCCCCCCCCCCCC(=O)CCOC1OC(CO)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][Branch1][C][C][S][C@H1][Branch2][Ring2][Ring2][C][Branch1][#C][N][C][=Branch1][C][=O][C][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][N][C][C][C][C][C@@H1][Branch1][C][N][C][=Branch1][C][=O][O][N][C@H1][Ring2][Ring1][=N][C][=Branch1][C][=O][O].[N][C][C][C][C][C@@H1][Branch1][C][N][C][=Branch1][C][=O][O]

The molecule is poly-L-lysine (n > 40) in which 50-70% of the epsilon-amino groups are substituted with benzylpenicilloyl groups. It is used as a skin-testing reagent to detect immunoglobulin E antibodies in people with a history of penicillin allergy. It has a role as a diagnostic agent. It is a thiazolidinemonocarboxylic acid, a random copolymer, an amino acid amide and a polypeptide. It derives from a benzylpenicillin.

SMILES: CC1(C)SC(C(NC(=O)Cc2ccccc2)C(=O)NCCCCC(N)C(=O)O)NC1C(=O)O.NCCCCC(N)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@@H1][O][C@H1][C][C][=Branch1][C][=O][O][C@H1][Ring1][=Branch1][C][=C][Ring1][#Branch2][C][=Branch1][C][=O][C][=C][C][Branch2][Ring2][N][C][=C][C][Branch1][C][O][=C][C][=Branch1][Ring2][=C][Ring1][#Branch1][C][=Branch1][C][=O][C][=C][Branch1][Branch1][C][Ring1][Branch2][=O][C@@H1][O][C][=Branch1][C][=O][C][C@@H1][Ring1][=Branch1][O][C@][Ring1][N][Branch1][C][C][O][=C][C][Branch1][C][O][=C][Ring2][Ring1][=C][C][Ring2][Ring2][Ring1][=O]

The molecule is an organic heterotetracyclic compound isolated from the culture broth of Micromonospora sp. SA-246. It exhibits potent antibacterial activity against several Gram-positive bacterial strains. It has a role as a metabolite and an antibacterial agent. It is a cyclic ether, an organic heterotetracyclic compound, a gamma-lactone, an organic hydroxy compound and a member of p-quinones.

SMILES: CC1OC2CC(=O)OC2C2=C1C(=O)c1cc(-c3cc(O)c4c(c3)C(=O)C3=C(C4=O)C4OC(=O)CC4OC3(C)O)cc(O)c1C2=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][C][Branch2][Ring1][Ring1][C][=C][O][C][=C][C][Branch1][C][O][=C][C][=C][Ring1][#Branch1][C][Ring1][O][=O][=C][C][=C][Ring2][Ring1][C][O]

The molecule is a member of the class of 7-hydroxyisoflavones that is 7-hydroxyisoflavone with an additonal hydroxy group at position 4' and a prenyl group at position 3'. Isolated from seeds of Psoralea corylifolia, it exhibits inhibitory activity against DNA polymerase and platelet aggregation. It has a role as a platelet aggregation inhibitor, an antineoplastic agent, a plant metabolite and an EC 2.7.7.7 (DNA-directed DNA polymerase) inhibitor.

SMILES: CC(C)=CCc1cc(-c2coc3cc(O)ccc3c2=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>

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

The molecule is a xylose phosphate that is D-xylose carrying a phosphate group at position 5. It has a role as a bacterial metabolite. It derives from an aldehydo-D-xylose.

SMILES: O=CC(O)C(O)C(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][=C][\C][/C][=C][\C][C][C][C][C][C][C][C][=Branch1][C][=O][O][C@H1][Branch2][Ring1][=Branch2][C][O][C][=Branch1][C][=O][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][O][P][=Branch1][C][=O][Branch1][C][O][O][C][C][N]

The molecule is a phosphatidylethanolamine 37:3 in which the acyl groups at positions 1 and 2 are specified as nonadecanoyl and (9Z,12Z,15Z)-octadecatrienoyl, respectively.

SMILES: CCC=CCC=CCC=CCCCCCCCC(=O)OC(COC(=O)CCCCCCCCCCCCCCCCCC)COP(=O)(O)OCCN
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][C][C][C][Branch1][C][C][N][C][=C][C][=C][C][Branch1][C][Cl][=C][C][Ring1][#Branch1][=N][C][=C][C][=C][Branch1][Ring1][O][C][C][=C][Ring1][P][Ring1][Branch2]

The molecule is a member of the class of acridines that is acridine substituted by a chloro group at position 6, a methoxy group at position 2 and a [5-(diethylamino)pentan-2-yl]nitrilo group at position 9. It has a role as an antimalarial and an EC 1.8.1.12 (trypanothione-disulfide reductase) inhibitor. It is a member of acridines, an organochlorine compound, an aromatic ether and a tertiary amino compound. It derives from a hydride of an acridine.

SMILES: CCN(CC)CCCC(C)Nc1c2ccc(Cl)cc2nc2ccc(OC)cc12
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

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

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

[N][C][=N][C][=N][C][=C][Ring1][=Branch1][C][=C][Branch1][C][Br][N][Ring1][=Branch1][C@@H1][O][C@@H1][C][O][P][Branch1][C][O][=Branch1][C][=S][O][C@H1][Ring1][Branch2][C@H1][Ring1][O][O]

The molecule is a nucleoside 3',5'-cyclic phosphorothioate having 8-bromo-7-deazaadenine as the nucleobase (the Sp-stereoisomer). It is an organobromine compound, a N-glycosylpyrrolopyrimidine and a nucleoside 3',5'-cyclic phosphorothioate. It derives from a tubercidin.

SMILES: Nc1ncnc2c1cc(Br)n2C1OC2COP(O)(=S)OC2C1O
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

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

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

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

The molecule is a benzenediol comprising benzene core carrying two hydroxy substituents para to each other. It has a role as a cofactor, a carcinogenic agent, an Escherichia coli metabolite, a human xenobiotic metabolite, a skin lightening agent, an antioxidant and a mouse metabolite. It is a benzenediol and a member of hydroquinones.

SMILES: Oc1ccc(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][N][/C][=Branch2][Ring2][#C][=C][\C][=C][\C][=C][\C][=C][\C][=N+1][Branch1][=N][C][C][C][C][S][=Branch1][C][=O][=Branch1][C][=O][O-1][C][=C][C][=C][Branch1][=Branch1][C][=Branch1][C][=O][O][C][=C][Ring1][=Branch2][C][Ring2][Ring1][Ring2][Branch1][C][C][C][C][Branch1][C][C][Branch1][C][C][C][=C][Ring2][Ring2][Ring2][C][=C][C][=C][Branch1][=Branch2][S][=Branch1][C][=O][=Branch1][C][=O][O-1][C][=C][Branch1][=Branch2][S][=Branch1][C][=O][=Branch1][C][=O][O-1][C][=C][Ring2][Ring1][C][Ring1][=C].[K+1].[K+1]

The molecule is a cyanine dye and an organic potassium salt. It has a role as a fluorochrome. It contains a NIR-1(2-).

SMILES: CCN1C(=CC=CC=CC=CC2=[N+](CCCCS(=O)(=O)[O-])c3ccc(C(=O)O)cc3C2(C)C)C(C)(C)c2c1ccc1c(S(=O)(=O)[O-])cc(S(=O)(=O)[O-])cc21.[K+].[K+]
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][NH1+1][Branch1][Ring1][C][C][C][C][=C][C][Branch2][Ring1][Ring1][N][C][=C][C][=N][C][=C][C][Branch1][C][Cl][=C][C][=C][Ring1][O][Ring1][#Branch1][=C][C][=C][Ring2][Ring1][C][O]

The molecule is an organic cation obtained by protonation of the tertiary amino group of amodiaquine; major species at pH 7.3. It is an ammonium ion derivative and an organic cation. It is a conjugate acid of an amodiaquine.

SMILES: CC[NH+](CC)Cc1cc(Nc2ccnc3cc(Cl)ccc23)ccc1O