[{"from": "human", "value": "Provide a description of this molecule. [C][C@@H1][Branch2][Ring1][O][C@H1][Branch2][Ring1][Branch1][O][C@H1][Ring1][Branch1][N][C][=C][Branch1][#Branch2][C][=Branch1][C][=O][N][C][Ring1][#Branch1][=O][C][O][C][O][O]"}, {"from": "gpt", "value": "The molecule is a pyrimidine 2'-deoxyribonucleoside composed of 2'-deoxyuridine having a 5-hydroxymethyl substituent. It is functionally related to a 5-hydroxymethyluracil."}]