1-Piperazinecarboxylic acid, 4-[4-amino-2-(trifluoromethyl)phenyl]-, 1,1-dimethylethyl ester
4-(4-Amino-2-trifluoromethylphenyl)piperazine-1-carboxylic acid tert-butyl ester
1-Boc-4-[4-amino-2-(trifluoromethyl)phenyl]piperazine
tert-Butyl 4-[4-amino-2-(trifluoromethyl)phenyl]piperazine-1-carboxylate