ethyl 1,4-dioxaspiro[4.5]decane-8-carboxylate
ethyl 4-oxocyclohexane-1-carboxylate
[(1,4-Dioxa-spiro[4.5]dec-8-ylidene)-ethoxy-methoxy]-trimethyl-silane
1-[(S)-(4-Benzyloxy-phenyl)-hydroxy-methyl]-4-oxo-cyclohexanecarboxylic acid (4-fluoro-phenyl)-amide
(R)-3-(4-Benzyloxy-phenyl)-7-(4-chloro-phenyl)-2-(4-fluoro-phenyl)-7-hydroxy-2-aza-spiro[3.5]nonan-1-one
(R)-7-(4-Chloro-phenyl)-2-(4-fluoro-phenyl)-7-hydroxy-3-(4-hydroxy-phenyl)-2-aza-spiro[3.5]nonan-1-one
(+)-(R)-2-(4-fluorophenyl)-3-(4-(benzyloxy)phenyl)-2-azaspiro[3.5]nonane-1,7-dione