5-碘尿嘧啶

5-amino-1,3-diazinane-2,4-dione

(2,4-dioxo-1H-pyrimidin-5-yl)thiourea

5-amino-1-(oxolan-2-yl)pyrimidine-2,4-dione

N-(2,4-dioxo-1H-pyrimidin-5-yl)-4-nitrobenzenesulfonamide