O,O′-二(三甲基甲硅烷基)胸苷

methyl 5-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)furan-2-carboxylate

1-(2,5-dihydro-5-methoxy-5-methoxycarbonyl-furan-2-yl)thymine

(S)-5-羟甲基二氢呋喃-2-酮

5-(羟基甲基)二氢-2(3H)-呋喃酮