[{"from": "human", "value": "What can you tell me about this molecule? [C][C][C][Branch2][Ring1][O][/C][=C][/C][=C][\\C][/C][=C][\\C][=C][\\C][=C][\\C@H1][C@@H1][Branch1][Ring2][O][Ring1][Ring1][C][C][C][C][=Branch1][C][=O][O][O]"}, {"from": "gpt", "value": "The molecule is a polyunsaturated fatty acid consisting of (7E,9E,11Z,14Z,16E)-icosapentaenoic acid carrying additional 18-hydroxy and (5S,6S)-epoxy groups. It is an epoxy fatty acid, an icosanoid, a long-chain fatty acid and a hydroxy polyunsaturated fatty acid. It is a conjugate acid of a 5(S),6(S)-epoxy-18-hydroxy-(7E,9E,11Z,14Z,16E)-icosapentaenoate."}]