[{"from": "human", "value": "Describe this molecule. [C][=C][Branch2][Ring2][=C][C][=C][Branch2][Ring2][Branch2][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][C][=C][C][=C][Branch1][=C][C@@H1][Branch1][Branch2][C@H1][Branch1][Ring2][O][Ring1][Branch1][O][C][C][O][C][=Branch1][=Branch2][=C][Ring1][=N][C][Ring2][Ring1][C][=O][O][O][O]"}, {"from": "gpt", "value": "The molecule is an optically active form of versiconal hemiacetal having 2S,3S-configuration. It is a conjugate acid of a (2S-3S)-versiconal hemiacetal(1-)."}]