[{"from": "human", "value": "Provide a description of this molecule. [C][C][=Branch2][Ring2][Ring2][=C][C][C][/C][=Branch2][Ring1][N][=C][/C][=C][/C][=Branch2][Ring1][Ring2][=C][/C][=C][/C][=Branch1][=N][=C][\\C][=C][\\C][=C][Branch1][C][/C][\\C][=C][\\C][=O][/C][/C][/C][C]"}, {"from": "gpt", "value": "The molecule is an apo carotenoid and an enal."}]