[{"from": "human", "value": "Describe this molecule. [C][=C][Branch2][Ring1][P][C][=C][Branch2][Ring1][O][N][=C][N][=C][Ring1][=Branch1][N][Ring1][=Branch2][C@H1][C@@H1][Branch1][=N][C@@H1][Branch1][=Branch2][C@H1][Branch1][Ring2][O][Ring1][Branch1][C][O][O][O][N][C][#N]"}, {"from": "gpt", "value": "The molecule is an analog of adenosine, blocks RNA synthesis and ribosome function, and is used mainly as a tool in biochemistry."}]