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

The molecule is a 2',3'-cyclic pyrimidine nucleotide in which cytidine is the parent nucleoside. It has a role as an Escherichia coli metabolite, a mouse metabolite and a Mycoplasma genitalium metabolite. It is a conjugate acid of a 2',3'-cyclic CMP(1-).

SMILES: Nc1ccn(C2OC(CO)C3OP(=O)(O)OC32)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>

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

The molecule is a member of the class of bipyridines that is 2,3'-bipyridin-6'-one substituted at positions 1' and 5' by phenyl and 2-cyanophenyl groups respectively. Used as an adjunctive therapy for the treatment of partial-onset seizures in patients with epilepsy. It has a role as an AMPA receptor antagonist and an anticonvulsant. It is a pyridone, a nitrile and a member of bipyridines. It derives from a benzonitrile.

SMILES: N#Cc1ccccc1-c1cc(-c2ccccn2)cn(-c2ccccc2)c1=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][=C][C][=C][C][Branch2][Ring1][C][C@][Branch1][C][O][C][C][C][C][C@H1][Ring1][#Branch1][C][NH1+1][Branch1][C][C][C][=C][Ring1][P]

The molecule is an organic cation obtained by protonation of the tertiary amino group of (S,S)-tramadol. It is an ammonium ion derivative and an organic cation. It is a conjugate acid of a (S,S)-tramadol. It is an enantiomer of a (R,R)-tramadol(1+).

SMILES: COc1cccc(C2(O)CCCCC2C[NH+](C)C)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>

[N][C][=Branch1][C][=O][C][=C][N][Branch2][=Branch1][=Branch2][C@@H1][O][C@H1][Branch2][Branch1][#Branch2][C][O][P][=Branch1][C][=O][Branch1][C][O-1][O][P][=Branch1][C][=O][Branch1][C][O-1][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][#Branch2][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1][C@@H1][Ring2][Ring1][Ring2][O][C@@H1][Branch1][C][O][C@H1][Ring2][Ring2][=Branch1][O][C@H1][Branch1][C][O][C][C][Ring2][Ring2][=C]

The molecule is a quadruply-charged nucleotide-sugar oxoanion obtained by deprotonation of the diphosphate OH groups of (R)-NADPHX; major species at pH 7.3. It is a conjugate base of a (R)-NADPHX.

SMILES: NC(=O)C1=CN(C2OC(COP(=O)([O-])OP(=O)([O-])OCC3OC(n4cnc5c(N)ncnc54)C(OP(=O)([O-])[O-])C3O)C(O)C2O)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>

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

The molecule is a branched mannopentaose consisting of three alpha-D-mannopyranosyl residues joined in sequence by (1->2) linkages, in which the hydroxy group at position 6 of the mannose at the reducing end has been by an alpha-D-mannopyranosyl-(1->6)-alpha-D-mannopyranosyl group.

SMILES: OCC1OC(OCC2OC(OCC3OC(O)C(OC4OC(CO)C(O)C(O)C4OC4OC(CO)C(O)C(O)C4O)C(O)C3O)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>

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

The molecule is an organophosphate oxoanion that is a dianionic form of (2S)-2-amino-3-oxo-4-(phosphonooxy)butanoic acid. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.). It is an alpha-amino-acid anion and an organophosphate oxoanion. It is a conjugate acid of a (2S)-2-amino-3-oxo-4-(phosphonatooxy)butanoate(3-).

SMILES: [NH3+]C(C(=O)[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>

[O][=C][Branch2][Branch1][C][C][O][C][=C][C][=C][Branch2][Ring2][Ring2][/C][=C][/C][=C][C][=C][N][Ring1][Branch1][B-1][Branch1][C][F][Branch1][C][F][N+1][=C][Branch1][Branch2][C][=C][C][=C][NH1][Ring1][Branch1][C][=C][C][Ring1][#Branch2][=C][Ring1][S][C][=C][Ring2][Ring1][O][N][C][C][C][C][C][C][=Branch1][C][=O][O][N][C][=Branch1][C][=O][C][C][C][Ring1][=Branch1][=O]

The molecule is a BODIPY dye and a pyrrolidinone. It has a role as a fluorochrome. It derives from a 4,4-difluoro-4-bora-3a,4a-diaza-s-indacene.

SMILES: O=C(COc1ccc(C=Cc2ccc3n2[B-](F)(F)[N+]2=C(c4ccc[nH]4)C=CC2=C3)cc1)NCCCCCC(=O)ON1C(=O)CCC1=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][=C][C][=Branch2][Ring1][O][=C][C][O][C][=C][Branch1][#Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][O][C][=Branch1][C][=O][C][Ring2][Ring1][C][=Ring1][=C][O][C][O][Ring2][Ring1][Ring2]

The molecule is a hydroxyisoflavone that is isoflavone substituted by a hydroxy group at position 2', a methoxy group at position 5 and a methylenedioxy group across positions 6 and 7 respectively. It has a role as a plant metabolite. It is a hydroxyisoflavone and a methoxyisoflavone. It derives from an isoflavone.

SMILES: COc1c2c(cc3occ(-c4ccccc4O)c(=O)c13)OCO2
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][=C][Branch1][P][C][=N][C][=C][C][=C][Branch1][C][O][C][=C][Ring1][#Branch1][S][Ring1][#Branch2][C][=C][Ring1][S][18F]

The molecule is a member of the class of benzothiazoles that is 1,3-benzothiazole substituted by 3-((18)F)fluoro-4-(methylamino)phenyl and hydroxy groups at positions 3 and 6 respectively. A positron emission tomography imaging ligand for the detection of amyloid aggregation associated with Alzheimer disease. It has a role as a radioactive imaging agent. It is a (18)F radiopharmaceutical, a member of benzothiazoles, an aromatic amine and a secondary amino compound.

SMILES: CNc1ccc(-c2nc3ccc(O)cc3s2)cc1F
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][B][B][O]

The molecule is a boron oxoacid. It has a role as an inorganic acid. It derives from a hydride of a diborane(4).

SMILES: OBBO
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-1][Branch1][C][O-1][O][C][C][Branch1][#Branch2][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1][C][Branch1][#Branch2][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1][C][Branch1][#Branch2][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1][C][Branch1][#Branch2][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1][C][Ring2][Ring1][#Branch2][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1]

The molecule is the organophosphate oxoanion formed by loss of 2 protons from each of the phosphate groups of 1D-myo-inositol. It has a role as a human metabolite, a Saccharomyces cerevisiae metabolite and a cofactor. It is a conjugate base of a myo-inositol hexakisphosphate.

SMILES: O=P([O-])([O-])OC1C(OP(=O)([O-])[O-])C(OP(=O)([O-])[O-])C(OP(=O)([O-])[O-])C(OP(=O)([O-])[O-])C1OP(=O)([O-])[O-]
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

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

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

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

The molecule is a fenchone that has (1R,4S)-stereochemistry. It is a constituent of the essential oils obtained from fennel. It has a role as a plant metabolite. It is an enantiomer of a (1S,4R)-fenchone.

SMILES: CC12CCC(C1)C(C)(C)C2=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][=C][C][=C][Branch1][#Branch2][C][=C][Ring1][=Branch1][C][Branch1][C][C][C][C][C][C@H1][C][Branch1][C][C][=C][Branch1][=Branch1][C][=Branch1][C][=O][O][C][C][C@][Ring2][Ring1][Ring1][Ring1][#Branch2][C]

The molecule is a tricyclic diterpenoid having formula C21H28O2, originally isolated from the roots of Tripterygium wilfordii. It has a role as a plant metabolite. It is a tricyclic diterpenoid, an aromatic ether and an alpha,beta-unsaturated monocarboxylic acid.

SMILES: COc1cc2c(cc1C(C)C)CCC1C(C)=C(C(=O)O)CCC21C
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][NH2+1][C@H1][Branch1][#Branch1][C][C][Branch1][C][C][C][C][=Branch1][C][=O][N][C@H1][C][=Branch1][C][=O][N][C@@H1][Branch1][#Branch1][C][C][Branch1][C][N][=O][C][=Branch1][C][=O][N][C@H1][C][=Branch1][C][=O][N][C@H1][C][=Branch1][C][=O][N][C@H1][Branch2][Ring2][Branch2][C][=Branch1][C][=O][N][C@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][C][=C][C][Branch1][C][O][=C][C][Branch1][C][O][=C][Ring1][Branch2][C][=C][C][Ring2][Ring1][#Branch1][=C][C][=C][Ring1][=Branch1][O][C@H1][Branch2][Ring1][=Branch1][O][C@H1][C][C@][Branch1][C][C][Branch1][C][NH3+1][C@@H1][Branch1][C][O][C@H1][Branch1][C][C][O][Ring1][#Branch2][C][=C][C][=C][Branch1][Branch2][C][Branch1][C][Cl][=C][Ring1][#Branch1][O][C][=C][C][Ring2][Branch1][=Branch1][=C][C][=Branch2][Ring2][N][=C][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][C][C@][Branch1][C][C][Branch1][C][NH3+1][C@@H1][Branch1][C][O][C@H1][Branch1][C][C][O][Ring1][#Branch2][O][C][=C][C][=C][Branch1][=Branch1][C][=C][Ring1][=Branch1][Cl][C@H1][Ring2][Branch2][Ring2][O]

The molecule is an organic cation obtained by deprotonation of the carboxy group and protonation of the three amino functions of chloroeremomycin; major species at pH 7.3. It is a conjugate acid of a chloroeremomycin.

SMILES: C[NH2+]C(CC(C)C)C(=O)NC1C(=O)NC(CC(N)=O)C(=O)NC2C(=O)NC3C(=O)NC(C(=O)NC(C(=O)[O-])c4cc(O)cc(O)c4-c4cc3ccc4O)C(OC3CC(C)([NH3+])C(O)C(C)O3)c3ccc(c(Cl)c3)Oc3cc2cc(c3OC2OC(CO)C(O)C(O)C2OC2CC(C)([NH3+])C(O)C(C)O2)Oc2ccc(cc2Cl)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][\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][O][P][=Branch1][C][=O][Branch1][C][O-1][O][C][C][N+1][Branch1][C][C][Branch1][C][C][C]

The molecule is a phosphatidylcholine 36:3 in which the acyl groups specified at positions 1 and 2 are (9Z)-octadecenoyl and (6Z,9Z)-octadecadienoyl respectively. It has a role as a mouse metabolite. It derives from a (6Z,9Z)-octadecadienoic acid and an oleic acid.

SMILES: CCCCCCCCC=CCC=CCCCCC(=O)OC(COC(=O)CCCCCCCC=CCCCCCCCC)COP(=O)([O-])OCC[N+](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][=Branch1][C][=O][N][C][=C][C][=C][Branch2][Ring1][=C][N][Branch1][=Branch2][C][C][C][=C][S][C][=Ring1][Branch1][C][=Branch1][C][=O][C][N][N][=N][C][=C][C][=C][C][=C][Ring1][=Branch1][Ring1][=Branch2][C][=C][Ring2][Ring1][=Branch2]

The molecule is a member of the class of benzotriazoles that is 1H-benzotriazole which is substituted by a 2-oxo-2-{(4-propanamidophenyl)[(thiophen-3-yl)methyl]amino}ethyl group at position 1. It is a 3C-like protease inhibitor of SARS-CoV and bat coronavirus HKU4. It has a role as an EC 3.4.22.69 (SARS coronavirus main proteinase) inhibitor and an anticoronaviral agent. It is a member of benzotriazoles, a dicarboxylic acid diamide, a secondary carboxamide, a tertiary carboxamide and a member of thiophenes.

SMILES: CCC(=O)Nc1ccc(N(Cc2ccsc2)C(=O)Cn2nnc3ccccc32)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][=Branch1][C][=O][/C][=C][/C][S][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=Ring1][=Branch2][O]

The molecule is a 2-oxo monocarboxylic acid that is 2-oxobut-3-enoic acid in which one of the methyl hydrogens is substituted by a 3-hydroxy-1-benzothiophen-2-yl group. It is a 2-oxo monocarboxylic acid and a member of 1-benzothiophenes. It is a conjugate acid of a 4-(3-hydroxy-1-benzothiophen-2-yl)-2-oxobut-3-enoate.

SMILES: O=C(O)C(=O)C=Cc1sc2ccccc2c1O