[{"from": "human", "value": "Provide a description of this molecule. [C][N][C@H1][C][C][C@@H1][Ring1][Branch1][C@H1][Branch2][Ring1][Ring2][C@H1][Branch1][Ring2][C][Ring1][#Branch1][O][C][=Branch1][C][=O][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][O][C]"}, {"from": "gpt", "value": "The molecule is a tropane alkaloid obtained from leaves of the South American shrub Erythroxylon coca. It has a role as a local anaesthetic, a central nervous system stimulant, a sodium channel blocker, an adrenergic uptake inhibitor, a dopamine uptake inhibitor, a serotonin uptake inhibitor, a sympathomimetic agent, a vasoconstrictor agent, a xenobiotic, an environmental contaminant, a plant metabolite and a mouse metabolite. It is a methyl ester, a benzoate ester, a tertiary amino compound and a tropane alkaloid. It is a conjugate base of a cocaine(1+)."}]