3′-Deoxy-5′-O-[(1,1-dimethylethyl)diphenylsilyl]-3′-[[[[(4-methoxyphenyl)amino]thioxomethyl]amino]methyl]thymidine

3′-Deoxy-5′-O-[(1,1-dimethylethyl)diphenylsilyl]-3′-[[[(phenylamino)thioxomethyl]amino]methyl]thymidine

3′-[[[[(4-Chlorophenyl)amino]thioxomethyl]amino]methyl]-3′-deoxy-5′-O-[(1,1-dimethylethyl)diphenylsilyl]thymidine

1-[5-(Benzoylamino)-2,5-dideoxy-α-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2,5-Dideoxy-5-[[[(3,4-dichlorophenyl)amino]carbonyl]amino]-α-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

N-[4-Chloro-3-(trifluoromethyl)phenyl]-N′-[[(2S,5S)-5-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)tetrahydro-2-furanyl]methyl]thiourea

1-[2,5-Dideoxy-5-[[[[2-(3,4-dichlorophenyl)ethyl]amino]thioxomethyl]amino]-α-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[5-[[[[4-Chloro-3-(trifluoromethyl)phenyl]amino]carbonyl]amino]-2,5-dideoxy-α-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2,5-Dideoxy-5-[[[(diphenylmethyl)amino]thioxomethyl]amino]-α-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[5-[[[[[4-Chloro-3-(trifluoromethyl)phenyl]methyl]amino]thioxomethyl]amino]-2,5-dideoxy-α-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2,5-Dideoxy-5-[[[(phenylmethyl)amino]thioxomethyl]amino]-α-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2,5-Dideoxy-5-[[[(2-phenylethyl)amino]thioxomethyl]amino]-α-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[5-[[(Benzoylamino)thioxomethyl]amino]-2,5-dideoxy-α-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2,5-Dideoxy-5-[[[(3′,6′-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-5-yl)amino]thioxomethyl]amino]-α-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2,5-Dideoxy-5-[[thioxo(tricyclo[3.3.1.13,7]dec-1-ylamino)methyl]amino]-α-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2,5-Dideoxy-5-[[(3-pyridinylamino)thioxomethyl]amino]-α-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[5-[[[[4-Chloro-3-(trifluoromethyl)phenyl]amino]thioxomethyl]amino]-2,5-dideoxy-α-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2,5-Dideoxy-5-[[[[4-(4-morpholinyl)phenyl]amino]thioxomethyl]amino]-α-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2,5-Dideoxy-5-[[[(4-methylphenyl)amino]thioxomethyl]amino]-α-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2,5-Dideoxy-5-[[[(4-methoxyphenyl)amino]thioxomethyl]amino]-α-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione