[{"from": "human", "value": "What can you tell me about this molecule? [C][N+1][Branch1][C][C][Branch1][C][C][C][C][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][O][C][=Branch1][C][=O][C][C][C][/C][=C][\\C][C][C][C][C][C][C][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is an O-acylcarnitine having (5Z)-13-carboxytridec-5-enoyl as the acyl substituent. It has a role as a metabolite. It is a carboxylic ester, an ammonium betaine and an O-(carboxytridecenoyl)carnitine. It is functionally related to a carnitine."}]