[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C@@H1][Branch1][O][O][C@@H1][Branch1][Branch1][C][Ring1][Branch1][O][C][O][N][C][=C][Branch1][#Branch2][C][=Branch1][C][=O][N][C][Ring1][#Branch1][=O][I]"}, {"from": "gpt", "value": "The molecule is a pyrimidine 2'-deoxyribonucleoside."}]