[{"from": "human", "value": "Describe this molecule. [C][O][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][N][C][=C][Ring1][#Branch1][N][=C][N][=C][Ring1][=Branch1][N][C][C][=C][C][=C][O][Ring1][Branch1]"}, {"from": "gpt", "value": "The molecule is a pyrimido-indole."}]