tert-butyl ((1S,2S)-2-((tert-butyldimethylsilyl)oxy)-1-((S)-2,2-dimethyl-1,3-dioxolan-4-yl)-3-oxopropyl)carbamate

(S )-1-tert-butyl 3-methyl 5-oxopiperazine-1,3-dicarboxylate

(1S)-N-tert-butoxycarbonyl-5-O-tert-butyldimethylsilyl-1-(9-deazahypoxanthin-9-yl)-1,4-dideoxy-1,4-imino-2,3-O-isopropylidene-D-ribitol

1-(2-(tert-butoxycarbonylamino)-6-methoxyphenyl)-2-propanone

tert-butyl (S)-3-(2-(3-(3-((tert-butyldiphenylsilyl)oxy)propyl)-3-ethyl-2-oxopiperidin-1-yl)ethyl)-1H-indole-1-carboxylate