Synonyms: 9-Azabicyclo[4.2.1]nonane-2,9-dicarboxylicacid, 9-(1,1-dimethylethyl) 2-[(1,1-dimethylethyl)dimethylsilyl] ester, endo-(9CI); 9-Azabicyclo[4.2.1]nonane-2,9-dicarboxylic acid, 9-(1,1-dimethylethyl)2-[(1,1-dimethylethyl)dimethylsilyl] ester, endo-(?à)-