[{"from": "human", "value": "Please give me some details about this molecule. [C][O][C@@][C][C@@][C][C][C][N][Ring1][Branch1][C][C@@H1][Branch1][Ring2][O][Ring1][#Branch2][C][=C][C][=C][Branch1][=N][C][=C][Ring1][=Branch1][C@H1][Ring1][#C][C@H1][Ring2][Ring1][C][O][O][C][O][Ring1][#Branch2]"}, {"from": "gpt", "value": "The molecule is a natural product found in Cephalotaxus harringtonia with data available."}]