5-氟脲嘧啶

1,3-bis(phenylmethoxymethyl)-1,3-diazinane-2,4-dione

(1-(4-(methylsulfonyl)phenyl)-5-phenyl-1H-pyrazol-3-yl)methyl (3-aminopropanoyl)carbamate

3-酰脲丙酸

N1-Iodomethyl-5,6-dihydrouracil