(2R,4R)-tert-butyldimethyl-4-(trifluoromethyl-tetrahydro-thiophen-2-ylmethoxy)silane

(2'R)-L-N4-benzoyl-5'-O-(tert-butyldimethylsilyl)-2',3'-dideoxy-2'-trifluoromethyl-4'-thiocytidine

N-[1-((2R,3S,5S)-5-Hydroxymethyl-3-trifluoromethyl-tetrahydro-furan-2-yl)-2-oxo-1,2-dihydro-pyrimidin-4-yl]-benzamide

(2'S)-α-D-5'-(tert-butyldimethylsilyl)-2',3'-dideoxy-2'-trifluoromethylthymidine

(2'S)-β-D-5'-(tert-butyldimethylsilyl)-2',3'-dideoxy-2'-trifluoromethylthymidine