[{"from": "human", "value": "Describe this molecule. [C][=C][C@H1][C][N][C][C][C@H1][Ring1][=Branch1][C][C][Ring1][=Branch1][C][Branch1][#C][C][=C][C][=N][C][=C][C][=C][C][=C][Ring1][#Branch2][Ring1][=Branch1][O]"}, {"from": "gpt", "value": "The molecule is cinchonan or (8S)-cinchonan in which one of the hydrogens at position 9 is substituted by hydroxy. It derives from a hydride of an (8xi)-cinchonan."}]