[{"from": "human", "value": "What can you tell me about this molecule? [C][C][#C][C][C][Branch1][C][C][C@@H1][Branch2][Ring2][Ring1][/C][=C][/C@H1][C@@H1][Branch2][Ring1][O][C][C@H1][C@@H1][Ring1][Branch1][C][=C][C][=C][C][=Branch1][#Branch1][=C][Ring1][=Branch1][O][Ring1][=Branch2][C][C][C][C][=Branch1][C][=O][O-1][O][O]"}, {"from": "gpt", "value": "The molecule is a monocarboxylic acid anion that is conjugate base of beraprost, arising from the deprotonation of the carboxy group. Major microspecies at pH 7.3. It is a conjugate base of a beraprost."}]