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][O][C][=C][C][Branch1][C][N][=C][Branch1][C][Cl][C][=C][Ring1][Branch2][C][=Branch1][C][=O][N][C@@H1][C][C][N][Branch1][S][C][C][C][O][C][=C][C][=C][Branch1][C][F][C][=C][Ring1][#Branch1][C][C@@H1][Ring1][P][O][C]

The molecule is the amide resulting from formal condensation of 4-amino-5-chloro-2-methoxybenzoic acid with cis-1-[3-(4-fluorophenoxy)propyl]-3-methoxypiperidin-4-amine. It has been used (as its monohydrate or as its tartrate) for the treatment of gastro-oesophageal reflux disease and for non-ulcer dyspepsia, but its propensity to cause cardiac arrhythmias resulted in its complete withdrawal from many countries, including the U.K., and restrictions on its use elsewhere. It has a role as a serotonergic agonist, an anti-ulcer drug and a gastrointestinal drug. It is a member of piperidines, a member of benzamides, a member of monochlorobenzenes, a substituted aniline, an organofluorine compound and an aromatic ether.

SMILES: COc1cc(N)c(Cl)cc1C(=O)NC1CCN(CCCOc2ccc(F)cc2)CC1OC
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

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

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

[C][C][Branch1][C][O][C][C][C][C@H1][Branch1][C][O][/C][=C][/C@H1][O][C][C][C][Branch1][Ring2][C][Ring1][Ring2][C@@H1][Ring1][#Branch1][C][/C][=C][\C][C][C][C][=Branch1][C][=O][O-1]

The molecule is a thromboxane anion that is the conjugate base of 19-hydroxycarbocyclic thromboxane A2, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is an (omega-1)-hydroxy fatty acid anion and a thromboxane anion. It derives from a carbocyclic thromboxane A2(1-). It is a conjugate base of a 19-hydroxycarbocyclic thromboxane A2.

SMILES: CC(O)CCCC(O)C=CC1OC2CC(C2)C1CC=CCCCC(=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][C][C][C][C][C][C][=Branch1][C][=O][N][C][C][=Branch1][C][=O][O]

The molecule is an N-acylglycine in which the acyl group is specified as tetracosanoyl. It has a role as a human blood serum metabolite and a human urinary metabolite. It is a N-acylglycine and a fatty amide. It derives from a tetracosanoic acid. It is a conjugate acid of a N-tetracosanoylglycinate.

SMILES: CCCCCCCCCCCCCCCCCCCCCCCC(=O)NCC(=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][Branch1][C][C][Branch1][C][C][C][=C][C][Branch1][C][O][=C][Branch1][Ring1][O][C][C][C][=Branch1][C][=O][C][=C][Branch1][C][O][C][=C][C][Branch1][C][O][=C][Ring1][Branch2][O][C][Ring2][Ring1][Ring2][=Ring1][=N]

The molecule is a member of the class of xanthones that is 9H-xanthen-9-one substituted by hydroxy groups at positions 2, 5 and 8, methoxy group at position 1 and a 2-methylbut-3-en-2-yl group at position 4. Isolated from the woods of Garcinia subelliptica, it exhibits antioxidant activity. It has a role as a metabolite and an antioxidant. It is a member of xanthones, a polyphenol and an aromatic ether.

SMILES: C=CC(C)(C)c1cc(O)c(OC)c2c(=O)c3c(O)ccc(O)c3oc12
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@@H1][Branch1][C][O][C@H1][Branch2][Ring1][=C][C][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][N][C][=Branch1][C][=O][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]

The molecule is a galactosylceramide sulfate in which the sulfo group is located at position 3 and the ceramide N-acyl group is specified as (R)-2-hydroxylignoceroyl. It is a N-acyl-beta-D-galactosylsphingosine and a galactosylceramide sulfate. It derives from a (R)-2-hydroxylignoceric acid. It is a conjugate acid of a 1-(3-O-sulfo-beta-D-galactosyl)-N-[(2R)-2-hydroxylignoceroyl]sphingosine(1-).

SMILES: CCCCCCCCCCCCCC=CC(O)C(COC1OC(CO)C(O)C(OS(=O)(=O)O)C1O)NC(=O)C(O)CCCCCCCCCCCCCCCCCCCCCC
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@H1][C@H1][Branch1][C][O][C@@H1][Branch1][Ring1][C][O][O][C][Branch1][C][O][C@@H1][Ring1][#Branch2][N][C][Branch1][C][C][=O][O][C@H1][Branch1][Ring1][C][O][C@H1][Branch1][C][O][C@@H1][Ring2][Ring1][Branch2][O]

The molecule is an amino disaccharide consisting of 2-acetamido-2-deoxy-alpha-D-glucopyranose and 2-acetamido-2-deoxy-D-glucopyranose residues joined in sequence by a (1->3) glycosidic bond. It is an amino disaccharide and a member of acetamides. It derives from a N-acetyl-D-glucosamine and a N-acetyl-alpha-D-galactosamine.

SMILES: CC(=O)NC1C(OC2C(O)C(CO)OC(O)C2NC(C)=O)OC(CO)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@H1][Branch2][Ring1][=C][C][C][C][=Branch1][C][=O][O][C@@H1][O][C@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][C@@H1][Branch1][C][O][C@H1][Branch1][C][O][C@H1][Ring1][O][O][C@H1][C][C][C@H1][C@@H1][C@H1][Branch1][C][O][C][C@@H1][C][C@H1][Branch1][C][O][C][C][C@][Ring1][#Branch1][Branch1][C][C][C@H1][Ring1][=N][C][C][C@][Ring2][Ring1][Ring2][Ring1][P][C]

The molecule is a steroid glucosiduronic acid obtained by formal condensation of the carboxy group of chenodeoxycholic acid with the anomeric hydroxy group of beta-D-glucuronic acid. It has a role as a human urinary metabolite. It is a beta-D-glucosiduronic acid, a steroid glucosiduronic acid and an O-acyl carbohydrate. It derives from a chenodeoxycholic acid. It is a conjugate acid of a chenodeoxycholic acid 24-O-(beta-D-glucuronide)(1-).

SMILES: CC(CCC(=O)OC1OC(C(=O)O)C(O)C(O)C1O)C1CCC2C3C(O)CC4CC(O)CCC4(C)C3CCC12C
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][N][=C][N][Ring1][Branch1][C@@H1][O][C@H1][Branch2][Ring1][O][C][O][P][=Branch1][C][=O][Branch1][C][O-1][O][P][=Branch1][C][=O][Branch1][C][O-1][O][P][=Branch1][C][=O][Branch1][C][O-1][O][C@@H1][Branch1][C][O][C@H1][Ring2][Ring1][Ring2][O]

The molecule is a ribonucleoside triphosphate oxoanion that is the trianion of adenosine 5'-triphosphate arising from deprotonation of three of the four free triphosphate OH groups. It has a role as a human metabolite, a fundamental metabolite and a cofactor. It is a conjugate base of an ATP and a ({[(2R,3S,4R,5R)-3,4-dihydroxy-5-(9H-purin-9-yl)oxolan-2-yl]methyl phosphonato}oxy)(phosphonatooxy)phosphinate. It is a conjugate acid of an ATP(4-).

SMILES: Nc1ncnc2c1ncn2C1OC(COP(=O)([O-])OP(=O)([O-])OP(=O)([O-])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][=O][N][C@H1][C][Branch1][C][O][O][C@H1][Branch2][Ring1][=Branch1][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][C@H1][Branch1][C][O][C@@H1][Ring2][Ring1][Branch1][O]

The molecule is an amino disaccharide consisting of beta-D-galactopyranose and 2-acetamido-2-deoxy-D-galactopyranose resicues joined in sequence by a (1->6) glycosidic bond. It is an amino disaccharide and a member of acetamides. It derives from a beta-D-galactose and a N-acetyl-D-galactosamine.

SMILES: CC(=O)NC1C(O)OC(COC2OC(CO)C(O)C(O)C2O)C(O)C1O
You are a professional chemist. Your task is to generate a natural, concise, and chemically accurate description of a given molecule.

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

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

[C][C][C][C][C][C][C][C][N][S][C][Branch1][C][Cl][=C][Branch1][C][Cl][C][Ring1][#Branch1][=O]

The molecule is a 1,2-thiazole that is 1,2-thiazol-3(2H)-one substituted by chloro groups at positions 4 and 5 and an octyl group at position 2. It is used as a fungicide. It has a role as an environmental contaminant, a xenobiotic and a fungicide. It is an organochlorine compound and a member of 1,2-thiazoles.

SMILES: CCCCCCCCn1sc(Cl)c(Cl)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>

[O][=C][Branch1][C][O-1][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][Ring1][#Branch1]

The molecule is a monocarboxylic acid anion that is the conjugate base of 19-(4-hydroxyphenyl)nonadecanoic acid; major species at pH 7.3. It is a conjugate base of a 19-(4-hydroxyphenyl)nonadecanoic acid.

SMILES: O=C([O-])CCCCCCCCCCCCCCCCCCc1ccc(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][C@H1][Ring1][Branch1][C][C][C@H1][Ring1][=Branch1][C@][Branch1][Ring1][C][O][C][C][C][C@@][Branch1][C][C][Branch1][=Branch1][C][=Branch1][C][=O][O][C@H1][Ring1][N][C@@H1][Ring2][Ring1][Ring1][C][=Branch1][C][=O][O]

The molecule is a dicarboxylic acid and a C20-gibberellin. It is a conjugate acid of a gibberellin A15(2-) (diacid form).

SMILES: C=C1CC23CC1CCC2C1(CO)CCCC(C)(C(=O)O)C1C3C(=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][N][C][=Branch1][C][=O][C@@H1][Branch1][C][C][C][/C][Branch1][Ring1][C][O][=C][/C@H1][Branch1][C][C][C][C@H1][Branch1][C][C][O][C][=Branch1][C][=O][C][C@H1][Branch1][N][C][=C][C][=C][Branch1][C][O][C][=C][Ring1][#Branch1][N][C][=Branch1][C][=O][C@@H1][Branch2][Ring1][C][C][C][=C][Branch1][C][Br][NH1][C][=C][C][=C][C][=C][Ring1][#Branch2][Ring1][=Branch1][N][Branch1][C][C][C][Ring2][Ring2][=C][=O]

The molecule is a cyclodepsipeptide isolated from Jaspis splendens. A derivative of jaspamide, it has been shown to exhibit cytotoxic and microfilament disruption activity. It has a role as a metabolite, an actin polymerisation inhibitor and an antineoplastic agent. It is a cyclodepsipeptide, a macrocycle, an organobromine compound and a primary alcohol.

SMILES: CC1C=C(CO)CC(C)C(=O)NC(C)C(=O)N(C)C(Cc2c(Br)[nH]c3ccccc23)C(=O)NC(c2ccc(O)cc2)CC(=O)OC(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>

[C][C@@][C][=C][C][C@H1][Ring1][Branch1][C@@H1][C][C][C][C][C][C][C][C@][Ring1][=Branch1][Branch1][C][C][C@H1][Ring1][O][C][C][Ring2][Ring1][C]

The molecule is a steroid comprising androstane having a C=C double bond at the 16(17)-position. It derives from a hydride of an androstane.

SMILES: CC12C=CCC1C1CCC3CCCCC3(C)C1CC2
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][O]

The molecule is a one-carbon compound and a pseudohalogen oxoacid. It is a conjugate acid of a cyanate. It is a tautomer of an isocyanic acid.

SMILES: N#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>

[F][C][=C][C][=C][NH1][C][=C][Branch1][#Branch1][C][Ring1][Branch1][=C][Ring1][=Branch2][C][N][Branch1][N][C][C][C][C][=C][C][=C][N][=C][Ring1][=Branch1][C][C][Ring1][P].[H+1]

The molecule is a singly-charged organic cation obtained by protonation of gevotroline. It is an organic cation and an ammonium ion derivative. It is a conjugate acid of a gevotroline.

SMILES: Fc1ccc2[nH]c3c(c2c1)CN(CCCc1cccnc1)CC3.[H+]
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@@H1][C@@H1][Branch1][C][C][O][C@@][Branch1][C][O][Branch2][#Branch1][P][C@@H1][Branch1][C][C][C@H1][Branch1][C][O][C@H1][Branch1][C][C][C@H1][O][C][=Branch1][C][=O][/C][=C][/C][=C][/C@H1][Branch1][C][C][C@@H1][Branch2][Branch1][Branch1][C@@H1][Branch1][C][C][C@@H1][Branch1][C][O][C@H1][Branch1][C][C][C@@][Branch1][C][O][C][C@@H1][Branch2][Ring1][Ring1][O][C@H1][C][C@H1][Branch1][C][O][C@H1][Branch1][C][O][C@H1][Branch1][C][C][O][Ring1][=Branch2][C@H1][Branch1][Ring1][C][C][C@@H1][Branch1][C][C][O][Ring2][Ring1][Ring2][O][C][=Branch1][C][=O][/C][=C][/C][=C][/C@@H1][Ring2][Ring2][=N][C][C][C@H1][Ring2][Branch1][N][O][C@H1][C][C@H1][Branch1][C][O][C@H1][Branch1][C][O][C@H1][Branch1][C][C][O][Ring1][=Branch2]

The molecule is a macrodiolide that is isolated from several bacteria including Streptomyces violaceoniger and other soil actinomycetes. It has a role as a bacterial metabolite, an antifungal agent and an autophagy inhibitor. It is a lactol, a monosaccharide derivative and a macrodiolide.

SMILES: CCC1C(C)OC(O)(C(C)C(O)C(C)C2OC(=O)C=CC=CC(C)C(C(C)C(O)C(C)C3(O)CC(OC4CC(O)C(O)C(C)O4)C(CC)C(C)O3)OC(=O)C=CC=CC2C)CC1OC1CC(O)C(O)C(C)O1