[{"from": "human", "value": "What can you tell me about this molecule? [C][C][/C][=C][\\C][C@H1][C][=Branch1][S][=C][/C][=C][\\C][C][C][C][C][C][C][C][=Branch1][C][=O][O-1][O][Ring1][S]"}, {"from": "gpt", "value": "The molecule is an unsaturated fatty acid anion resulting from the removal of a proton from the carboxy group of (9Z,13S,15Z)-12,13-epoxyoctadeca-9,11,15-trienoic acid. It is a long-chain fatty acid anion and a polyunsaturated fatty acid anion. It is functionally related to a 9,11,15-octadecatrienoate. It is a conjugate base of a (9Z,13S,15Z)-12,13-epoxyoctadeca-9,11,15-trienoic acid."}]