[{"from": "human", "value": "Describe this molecule. [C][N][C][C][=C][Branch2][Ring1][Branch2][C][=C][Ring1][=Branch1][C][=C][C][=C][Branch1][=Branch2][C][=C][Ring1][=Branch1][C][=C][Ring1][#Branch2][O][C][O][Ring1][=Branch2][C][=Branch1][N][=C][C][=C][Ring2][Ring1][Ring1][O][C][O][Ring1][Branch1][O]"}, {"from": "gpt", "value": "The molecule is a benzophenanthridine alkaloid comprising dihydrosanguinarine carrying a hydroxy substituent at the 10-position. It derives from a hydride of a sanguinarine."}]