[(1R)-2-[[5-[[(2,3-dichlorophenyl)sulfonyl][[2-(trimethylsilyl)ethoxy]methyl]amino]-6-methoxypyrazin-2-yl]thio]-1-(hydroxymethyl)ethyl]carbamic acid 1,1-dimethylethyl ester

S-(3-aminopropyl)-N-(tert-butoxycarbonyl)-L-cysteine methyl ester

3-{2-[S-(N-Boc-cysteine methyl ester)]ethyl}-3',5'-bis-O-(tert-butyldimethylsilanyl)thymidine

(2R,3R,4S,5S,6S)-2-((benzoyloxy)methyl)-6-(((R)-6-(methoxycarbonyl)-2,2-dimethyl-4,11-dioxo-3-oxa-8-thia-5,12-diazatetradecan-14-yl)oxy)tetrahydro-2H-pyran-3,4,5-triyl tribenzoate