[{"from": "human", "value": "Could you provide a description of this molecule? [C][/C][=C][Branch1][C][\\C][/C][=Branch1][C][=O][O][C@@H1][C][C][N+1][Branch2][Ring1][P][C@@H1][Ring1][Branch1][C][=Branch1][Branch1][=C][C][Ring1][Branch1][C][O][C][=Branch1][C][=O][C@@][Branch1][=Branch1][C@H1][Branch1][C][C][O][Branch1][=Branch1][C][Branch1][C][C][C][O][O-1]"}, {"from": "gpt", "value": "The molecule is a pyrrolizine that is the N-oxido derivative of symphytine. Isolated from extracts of comfrey root. It has a role as a metabolite. It is a member of pyrrolizines, a but-2-enoate ester and a tertiary amine oxide. It is functionally related to a symphytine."}]