1-Piperazinecarboxylic acid, 4-[[2-(4-chlorophenyl)-4,4-dimethyl-1-cyclohexen-1-yl]methyl]-, 1,1-dimethylethyl ester
1,1-Dimethylethyl 4-[[2-(4-chlorophenyl)-4,4-dimethyl-1-cyclohexen-1-yl]methyl]-1-piperazinecarboxylate
tert-Butyl 4-[[2-(4-chlorophenyl)-4,4-dimethylcyclohex-1-enyl]methyl]piperazine-1-carboxylate