[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][C@@][C][C][=Branch1][C][=O][C][=Branch2][Ring1][N][=C][Ring1][=Branch1][C][=C][C][=C][Branch1][=C][C][=C][Ring1][=Branch1][C][C][N][Ring1][#C][C][Ring2][Ring1][C][O][C][O][Ring1][O][O]"}, {"from": "gpt", "value": "The molecule is a natural product found in Cephalotaxus harringtonia and Cephalotaxus fortunei with data available."}]