[{"from": "human", "value": "What can you tell me about this molecule? [C][O][C][=N][C][=Branch2][Ring1][=Branch2][=N][C][=C][Ring1][=Branch1][N][=C][N][Ring1][Branch1][C@H1][C][C@@H1][Branch1][=Branch2][C@H1][Branch1][Ring2][O][Ring1][Branch1][C][O][O][N]"}, {"from": "gpt", "value": "The molecule is a purine 2'-deoxyribonucleoside having O(6)-methylguanine as the nucleobase. It is functionally related to a guanine."}]