(E)-9-{3-[4-chloro-2-(2,2,2-trifluoroacetylamino)-phenyl]-acryloyl}-7-(4-fluorobenzyl)-3,7,9-triazabicyclo[3.3.1]nonane-3-carboxylic acid tert-butyl ester
(E)-9-{3-[4-chloro-2-(2-dimethylaminoacetylamino)-phenyl]-acryloyl}-7-(4-fluorobenzyl)-3,7,9-triazabicyclo[3.3.1]nonane-3-carboxylic acid tert-butyl ester
(E)-9-[3-(4-chloro-2-methanesulfonylamino-phenyl)-acryloyl]-7-(4-fluorobenzyl)-3,7,9-triazabicyclo[3.3.1]nonane-3-carboxylic acid tert-butyl ester
(E)-9-[3-(2-acetylamino-4-chlorophenyl)-acryloyl]-7-(4-fluorobenzyl)-3,7,9-triazabicyclo[3.3.1]nonane-3-carboxylic acid tert-butyl ester
(E)-N-(5-chloro-2-{3-[3-(4-fluorobenzyl)-3,7,9-triazabicyclo[3.3.1]non-9-yl]-3-oxopropenyl}-phenyl)-2-dimethylaminoacetamide