[{"from": "human", "value": "Describe this molecule. [C][C][Branch1][C][C][Branch2][Branch1][=N][C][C][C][C@@][Branch1][Branch2][C][C][=Branch1][C][=O][O][C][Branch2][Ring2][N][C][=Branch1][C][=O][O][C@H1][C@H1][C][=C][C][=C][Branch2][Ring1][Branch2][C][=C][Ring1][=Branch1][C][C][N][C@@][Ring1][O][Branch1][=Branch1][C][C][C][Ring1][Branch1][C][=C][Ring1][P][O][C][O][C][O][Ring2][Ring1][C][O][O]"}, {"from": "gpt", "value": "The molecule is a cephalotaxine-derived alkaloid ester obtained from Cephalotaxus harringtonia; used for the treatment of chronic or accelerated phase chronic myeloid leukaemia. It has a role as an antineoplastic agent, a protein synthesis inhibitor, an apoptosis inducer and an anticoronaviral agent. It is an alkaloid ester, a tertiary alcohol, an organic heteropentacyclic compound and an enol ether. It is functionally related to a cephalotaxine."}]