(2S,5S)-5-Benzyloxymethyl-2-(2-oxo-ethyl)-2-[4-(toluene-4-sulfonyloxy)-butyl]-pyrrolidine-1-carboxylic acid tert-butyl ester

tert-butyl (2S,5S,6R)-2-[(benzyloxy)methyl]-6-{(1S,3S)-1-hydroxy-3-[(methylsulfonyl)oxy]nonyl}-1-azaspiro[4.5]decane-1-carboxylate

(3S,5S,7aS,11′S)-3-(benzyloxymethyl)-5-hexyldecahydro-1H-pyrrolo[1,2-j]quinoline

tert-butyl (2S,5S,6R)-2-[(benzyloxy)methyl]-6-[(1S,3S)-1,3-dihydroxynonyl]-1-azaspiro[4.5]decane-1-carboxylate