[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][/C][=C][\\C][C@@H1][/C][=Branch2][Ring1][Ring2][=C][\\C][=C][/C][/C][=C][\\C][/C][=C][\\C][/C][=C][\\C][C][C][=Branch1][C][=O][O-1][/O][Ring2][Ring1][Ring2]"}, {"from": "gpt", "value": "The molecule is a docosanoid anion that is the conjugate base of 17R,(16)-epoxy-(4Z,7Z,10Z,13Z,19Z)-docosahexa-4,7,10,13,15,19-enoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a docosanoid anion, a long-chain fatty acid anion and a polyunsaturated fatty acid anion. It is a conjugate base of a 17R,(16)-epoxy-(4Z,7Z,10Z,13Z,19Z)-docosahexa-4,7,10,13,15,19-enoic acid."}]