1-[2-氟-3-羟基-4-(羟基甲基)环戊基]-5-甲基嘧啶-2,4-二酮

1-[2-氟-3-羟基-4-(羟基甲基)环戊基]-5-碘嘧啶-2,4-二酮

2-氨基-9-[(2S,3S,4S)-2-氟-3-羟基-4-(羟基甲基)环戊基]-3H-嘌呤-6-酮

(+/-)-(1α,2β,3α,4α)-4-[[2-amino-6-chloro-5-[(4-chlorophenyl)azo]-4-pyrimidinyl]amino]-3-fluoro-2-hydroxycyclopentanemethanol

(+/-)-(1α,2β,3α,4α)-4-[(2,5-diamino-6-chloro-4-pyrimidinyl)amino]-3-fluoro-2-hydroxycyclopentanemethanol