[{"from": "human", "value": "Describe this molecule. [C][C][=C][C][=N][C][=N][C][=C][C][=C][C][Ring1][N][=C][Ring1][#Branch2][Ring1][=Branch1]"}, {"from": "gpt", "value": "The molecule is a perimidine. It is a tautomer of a 1H-perimidine, a 4H-perimidine and a 9bH-perimidine."}]