2-氨基-3,5-二氢吡咯并[3,2-D]嘧啶-4-酮

N,N-dimethyl-N'-[4-(2-dimethylaminovinyl)-5-nitro-6-oxo-1,6-dihydropyrimidin-2-yl]formamidine

N1-(特戊酰氧基)甲基-N2-(二甲基氨基)亚甲基9-脱氮鸟嘌呤

2,4-二甲基 3-氨基-1H-吡咯-2,4-二羧酸

1-benzyl-9-deazaguanine

1,3-二羧甲基-2-甲基-2-硫代异脲

2-氨基-6-甲基-5-硝基-3H-嘧啶-4-酮

3-氨基-1H-吡咯-2-甲酸乙酯

N'-[1,6-二氢-4-甲基-5-硝基-6-氧代-1-[(苯基甲氧基)甲基]-2-嘧啶基]-N,N-二甲基甲脒

N'-[4-[(E)-2-(dimethylamino)ethenyl]-5-nitro-6-oxo-1-(phenylmethoxymethyl)pyrimidin-2-yl]-N,N-dimethylmethanimidamide

(2-(((dimethylamino)methylene)amino)-4-((E)-2-(dimethylamino)vinyl)-5-nitro-6-oxopyrimidin-1(6H)-yl)methyl pivalate

4-氧代-2-嘧啶基-N,N-二甲基-

2-[(二甲基氨基)亚甲基]氨基-3N-(特戊酰氧基)甲基-6-甲基-5-硝基-4-嘧啶醇

N,N-dimethyl-N'-[4-oxo-3-(phenylmethoxymethyl)-5H-pyrrolo[3,2-d]pyrimidin-2-yl]methanimidamide

2-氨基-3,5-二氢-3-[(苯基甲氧基)甲基]-4H-吡咯并[3,2-d]嘧啶-4-酮

2-氨基-4-羟基-6-甲基嘧啶