[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is an oxodocosahexaenoate that is the conjugate base of (4Z,7Z,10Z,13Z,15E,19Z)-17-oxodocosahexaenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of a (4Z,7Z,10Z,13Z,15E,19Z)-17-oxodocosahexaenoic acid."}, {"from": "gpt", "value": "[C][C][/C][=C][\\C][C][=Branch1][C][=O][/C][=C][/C][=C][\\C][/C][=C][\\C][/C][=C][\\C][/C][=C][\\C][C][C][=Branch1][C][=O][O-1]"}]