[{"from": "human", "value": "Please give me some details about this molecule. [C][C][/C][=C][\\C][C@@H1][Branch2][Ring1][O][/C][=C][/C@@H1][C@H1][Branch1][#Branch2][C@H1][Branch1][=Branch1][C][C][Ring1][Branch1][=O][O][C][/C][=C][\\C][C][C][C][=Branch1][C][=O][O-1][O]"}, {"from": "gpt", "value": "The molecule is a prostaglandin carboxylic acid anion that is the conjugate base of prostaglandin D3, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of a prostaglandin D3."}]