ethyl (1S,2R)-5,5-difluoro-2-({[4-(3-methyl-1H-pyrazol-1-yl)phenyl]carbonyl}amino)cyclohexanecarboxylate

ethyl (R)-8-((1-phenylethyl)amino)-1,4-dioxaspiro[4.5]dec-7-ene-7-carboxylate

ethyl (7S,8R)-8-{[(1R)-1-phenylethyl]amino}-1,4-dioxaspiro[4.5]decane-7-Carboxylate hydrobromide

ethyl (7S,8R)-8-amino-1,4-dioxaspiro[4.5]decane-7-carboxylate hydrobromide

ethyl (1S,2R)-2-{[(benzyloxy)carbonyl]amino}-5-oxocyclohexanecarboxylate