[{"from": "human", "value": "Describe this molecule. [C][C][C][C][C][/C][=C][\\C][=C][\\C@@H1][Branch1][Ring2][O][/-Ring1][Ring1][C][C][C][C][C][C][C][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a long-chain unsaturated fatty acid anion that is the conjugate base of (9S),10-epoxy-(10,12Z)-octadecadienoic acid, arising from deprotonation of the carboxylic acid group. It is a long-chain fatty acid anion and a polyunsaturated fatty acid anion. It is functionally related to a linoleate. It is a conjugate base of a (9S),10-epoxy-(10,12Z)-octadecadienoic acid."}]