2-methyl-piperidine-2-carboxylic acid methyl ester
(2-iodo-phenyl)-[2-methyl-2-(4-trimethylsilanyl-but-3-ynyl)-piperidin-1-yl]-methanone
9-benzoyl-4-(trifluoromethylsulfonyloxy)-1-methyl-9-azabicyclo[3.3.1]non-3-ene
9-benzoyl-1-methyl-4-(trimethylsilylmethylene)-9-azabicyclo[3.3.1]nonane
9-benzoyl-1-methyl-4-methylene-9-azabicyclo[3.3.1]nonane