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][N][Branch1][Ring2][C][C][O][C][C][Cl]

The molecule is a tertiary amino compound that is ethanolamine in which the two amino hydrogens have been replaced by ethyl and 2-chloroethyl groups. It is a tertiary amino compound, a primary alcohol and an organochlorine compound. It derives from an ethanolamine.

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

The molecule is a monoterpenoid indole alkaloid with formula C22H24N2O3, originallly isolated from the leaves of Strychnos icaja. It has a role as a plant metabolite and a sodium channel blocker. It is a delta-lactam, a cyclic ketone, a monoterpenoid indole alkaloid, an organic heterohexacyclic compound and a tertiary amino compound.

SMILES: CN1CCC23C(=O)CC4C(=CCOC5CC(=O)N(c6ccccc62)C3C54)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][Branch1][C][O][/C][=C][/C][=C][C][C][=Branch1][C][=O][C@@H1][Ring1][=Branch1][C][/C][=C][\C][C][C][C][=Branch1][C][=O][O]

The molecule is a member of the class of prostaglandins C that is prosta-5,11,13-trien-1-oic acid carrying oxo and hydroxy substituents at positions 9 and 15 respectively (the 5Z,13E,15S-stereoisomer). It has a role as a human metabolite. It is a conjugate acid of a prostaglandin C2(1-).

SMILES: CCCCCC(O)C=CC1=CCC(=O)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][=Branch1][C][=O][C@@H1][Branch1][C][N][C][O]

The molecule is a sphingoid obtained by formal oxidation of the 3-hydroxy group of C20 sphinganine. It derives from a C20 sphinganine. It is a conjugate base of a C20 3-dehydrosphinganine(1+).

SMILES: CCCCCCCCCCCCCCCCCC(=O)C(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>

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

The molecule is a 3-oxo monocarboxylic acid and a delta-amino acid. It derives from a hexanoic acid. It is a tautomer of a (5S)-5-amino-3-oxohexanoic acid zwitterion.

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

The molecule is a camphene (2,2-dimethyl-3-methylenebicyclo[2.2.1]heptane) that has S configuration at position 1 and R configuration at position 4. It is an enantiomer of a (+)-camphene.

SMILES: C=C1C2CCC(C2)C1(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][O][C][=Branch1][C][=O][C][C][C][=C][C][=C][Branch1][=C][O][C][C][Branch1][C][O][C][NH2+1][C][Branch1][C][C][C][C][=C][Ring1][#C].[Cl-1]

The molecule is the hydrochloride salt of esmolol. A cardioselective and short-acting beta1 receptor blocker with rapid onset but lacking intrinsic sympathomimetic and membrane-stabilising properties, it is used in the management of supraventricular arrhythmias, and for the control of hypertension and tachycardia during surgery. It has a role as an anti-arrhythmia drug and a beta-adrenergic antagonist. It contains an esmolol.

SMILES: COC(=O)CCc1ccc(OCC(O)C[NH2+]C(C)C)cc1.[Cl-]
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][Branch2][C@@H1][O][C@H1][Branch1][O][C][O][P][=Branch1][C][=O][Branch1][C][O][O][C@@H1][Branch1][C][O][C@H1][Ring1][N][O][C][=Branch1][#C][=N][C][C][C][C][C@H1][Branch1][C][N][C][=Branch1][C][=O][O][N][=Ring2][Ring1][=N]

The molecule is a pyrimidine ribonucleoside 5'-monophosphate that is CMP in which the 2-keto group on the cytosine ring is replaced by an epsilon-L-lysyl residue. It is a pyrimidine ribonucleoside 5'-monophosphate, a member of cytidines, a L-lysine derivative and a non-proteinogenic L-alpha-amino acid. It derives from a lysidine and a cytidine 5'-monophosphate. It is a conjugate acid of a lysidine monophosphate(1-).

SMILES: Nc1ccn(C2OC(COP(=O)(O)O)C(O)C2O)c(=NCCCCC(N)C(=O)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>

[NH3+1][C][C][=Branch1][C][=O][N][C@@H1][Branch1][Branch2][C][C][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][O-1]

The molecule is a peptide anion that is the conjugate base of Gly-Glu, obtained by deprotonation of the terminal and side-chain carboxy groups and protonation of the terminal amino group. It is a conjugate base of a Gly-Glu.

SMILES: [NH3+]CC(=O)NC(CCC(=O)[O-])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][N][Branch1][Ring1][C][C][C][Branch1][C][C][C][N][C][=C][C][=C][C][=C][Ring1][=Branch1][S][C][=C][C][=C][C][=C][Ring1][=Branch1][Ring1][=C]

The molecule is a member of the class of phenothiazines that is phenothiazine in which the hydrogen attached to the nitrogen is substituted by a 2-(diethylamino)propyl group. An antimuscarinic, it is used as the hydrochloride for the symptomatic treatment of Parkinson's disease. It has a role as a muscarinic antagonist, an antiparkinson drug, a histamine antagonist, an adrenergic antagonist and an antidyskinesia agent. It is a member of phenothiazines and a tertiary amino compound.

SMILES: CCN(CC)C(C)CN1c2ccccc2Sc2ccccc21
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][=Branch1][C][=O][O][C][C][Branch2][Ring1][=Branch1][C][O][C][=Branch1][C][=O][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][O][C][=Branch1][C][=O][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C]

The molecule is a triglyceride obtained by formal acylation of the three hydroxy groups of glycerol by palmitic (hexadecanoic) acid. It derives from a hexadecanoic acid.

SMILES: CCCCCCCCCCCCCCCC(=O)OCC(COC(=O)CCCCCCCCCCCCCCC)OC(=O)CCCCCCCCCCCCCCC
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][=Branch1][C][=Branch1][C][=O][O][C][C][C@][Branch1][C][C][C][=C][Branch1][Branch2][C][C][C@@H1][Ring1][=C][Ring1][#Branch1][C][=Branch1][C][=O][C][Branch1][=Branch1][C][Branch1][C][C][C][=C][C][Ring1][=N][=O]

The molecule is a tricyclic diterpenoid with formula C20H24O4, originally isolated from Tripterygium wilfordii. It has a role as a plant metabolite and an EC 1.14.13.39 (nitric oxide synthase) inhibitor. It is an alpha,beta-unsaturated monocarboxylic acid, an abietane diterpenoid, a carbotricyclic compound, a tricyclic diterpenoid, a member of p-quinones and a cyclic terpene ketone.

SMILES: CC1=C(C(=O)O)CCC2(C)C3=C(CCC12)C(=O)C(C(C)C)=CC3=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+1][Branch1][C][C][Branch1][C][C][C][C@@H1][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][O][C][=Branch1][C][=O][C][C][=Branch1][C][=O][O]

The molecule is an O-acyl-L-carnitine in which the acyl group is specified as malonyl. It has a role as a metabolite. It derives from a malonic acid. It is an enantiomer of an O-malonyl-D-carnitine.

SMILES: C[N+](C)(C)CC(CC(=O)[O-])OC(=O)CC(=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>

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

The molecule is an L-alpha-amino-acid anion obtained by deprotonation of the carboxy group of N-(gamma-L-glutamyl)-2-naphthylamine. It is a conjugate base of a N-(gamma-L-glutamyl)-2-naphthylamine.

SMILES: NC(CCC(=O)Nc1ccc2ccccc2c1)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][C][Branch1][C][C][C@H1][Branch2][Ring2][=Branch1][N][C][=Branch1][C][=O][C@H1][Branch1][Ring1][C][O][N][C][=Branch1][C][=O][C@H1][Branch1][=N][C][C][=C][C][=C][Branch1][C][O][C][=C][Ring1][#Branch1][N][C][=Branch1][C][=O][C][N][C][=Branch1][C][=O][N][C@H1][Branch2][Branch1][Ring2][C][=Branch1][C][=O][N][C@@H1][Branch1][Ring1][C][O][C][=Branch1][C][=O][N][C@@H1][Branch1][=Branch2][C][C][=C][N][=C][NH1][Ring1][Branch1][C][=Branch1][C][=O][N][C@@H1][Branch1][=N][C][C][=C][C][=C][Branch1][C][O][C][=C][Ring1][#Branch1][C][=Branch1][C][=O][O][C][Branch1][C][C][O]

The molecule is an oligopeptide composed of glycine, L-tyrosine, L-serine, L-isoleucine, L-threonine, L-serine, L-histidine and L-tyrosine joined in sequence by peptide linkages.

SMILES: CCC(C)C(NC(=O)C(CO)NC(=O)C(Cc1ccc(O)cc1)NC(=O)CN)C(=O)NC(C(=O)NC(CO)C(=O)NC(Cc1cnc[nH]1)C(=O)NC(Cc1ccc(O)cc1)C(=O)O)C(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>

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

The molecule is dianion of 5-hydroxymethyldeoxycytidylic acid arising from deprotonation of the phosphate OH groups; major species at pH 7.3. It is a conjugate base of a 5-hydroxymethyldeoxycytidylic acid.

SMILES: Nc1nc(=O)n(C2CC(O)C(COP(=O)([O-])[O-])O2)cc1CO
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][Ring1][Ring1]

The molecule is a saturated organic heteromonocyclic parent, a member of aziridines and an azacycloalkane. It has a role as an alkylating agent. It is a conjugate base of an aziridinium.

SMILES: C1CN1
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][#Branch2][C][C][O][C@@H1][O][C@H1][Branch1][Ring1][C][O][C@@H1][Branch2][Branch2][N][O][C@@H1][O][C@H1][Branch1][Ring1][C][O][C@H1][Branch2][Ring2][#C][O][C@@H1][O][C@H1][Branch1][Ring1][C][O][C@H1][Branch1][C][O][C@H1][Branch2][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][Ring2][Ring1][Branch1][N][C][Branch1][C][C][=O][C@H1][Branch2][Ring2][=Branch2][O][C@][Branch1][=Branch1][C][=Branch1][C][=O][O][C][C@H1][Branch1][C][O][C@@H1][Branch1][#Branch1][N][C][Branch1][C][C][=O][C@H1][Branch1][O][C@H1][Branch1][C][O][C@H1][Branch1][C][O][C][O][O][Ring2][Ring1][Ring2][C@H1][Ring2][Branch1][#Branch1][O][C@H1][Branch1][C][O][C@H1][Ring2][=Branch1][C][O][N][C][=Branch1][C][=O][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C]

The molecule is a sialotetraosylceramide consisting of a branched pentasaccharide made up from one sialyl residue, two galactose residues, one N-acetylgalactosamine residue and a glucose residue at the reducing end attached to N-stearoylsphingosine via a beta-linkage. It is a sialotetraosylceramide and an alpha-N-acetylneuraminosyl-(2->3)-[beta-D-galactosyl-(1->3)-N-acetyl-beta-D-galactosaminyl-(1->4)]-beta-D-galactosyl-(1->4)-beta-D-glucosyl-(1<->1')-N-acylsphingosine. It contains a ->8)-alpha-Neu5Ac-(2->3)-[beta-D-Gal-(1->3)-beta-D-GalNAc-(1->4)]-beta-D-Gal-(1->4)-yl group. It is a conjugate acid of a ganglioside GM1(1-).

SMILES: CCCCCCCCCCCCCC=CC(O)C(COC1OC(CO)C(OC2OC(CO)C(OC3OC(CO)C(O)C(OC4OC(CO)C(O)C(O)C4O)C3NC(C)=O)C(OC3(C(=O)O)CC(O)C(NC(C)=O)C(C(O)C(O)CO)O3)C2O)C(O)C1O)NC(=O)CCCCCCCCCCCCCCCCC