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tert-butyl (2R)-2-(2-fluorophenyl)piperazine-1-carboxylate
tert-butyl 3-(3-fluorophenyl)piperazine-1-carboxylate
tert-butyl (3S)-3-(3-fluorophenyl)piperazine-1-carboxylate
tert-butyl (3R)-3-(3-fluorophenyl)piperazine-1-carboxylate
tert-butyl 2-(3-fluorophenyl)piperazine-1-carboxylate
tert-butyl (2S)-2-(3-fluorophenyl)piperazine-1-carboxylate
tert-butyl (2R)-2-(3-fluorophenyl)piperazine-1-carboxylate
tert-butyl 3-(4-fluorophenyl)piperazine-1-carboxylate
tert-butyl (3S)-3-(4-fluorophenyl)piperazine-1-carboxylate
tert-butyl (3R)-3-(4-fluorophenyl)piperazine-1-carboxylate
tert-butyl 2-(4-fluorophenyl)piperazine-1-carboxylate
tert-butyl (2S)-2-(4-fluorophenyl)piperazine-1-carboxylate
tert-butyl (2R)-2-(4-fluorophenyl)piperazine-1-carboxylate
tert-butyl (3S)-3-(2-chlorophenyl)piperazine-1-carboxylate
tert-butyl (3R)-3-(2-chlorophenyl)piperazine-1-carboxylate
tert-butyl 2-(2-chlorophenyl)piperazine-1-carboxylate
tert-butyl (2S)-2-(2-chlorophenyl)piperazine-1-carboxylate
tert-butyl (2R)-2-(2-chlorophenyl)piperazine-1-carboxylate
tert-butyl (3S)-3-(3-chlorophenyl)piperazine-1-carboxylate
tert-butyl (3R)-3-(3-chlorophenyl)piperazine-1-carboxylate
tert-butyl 2-(3-chlorophenyl)piperazine-1-carboxylate
tert-butyl (2S)-2-(3-chlorophenyl)piperazine-1-carboxylate
tert-butyl (2R)-2-(3-chlorophenyl)piperazine-1-carboxylate
tert-butyl (3S)-3-(4-chlorophenyl)piperazine-1-carboxylate
tert-butyl (3R)-3-(4-chlorophenyl)piperazine-1-carboxylate
tert-butyl (2S)-2-(4-chlorophenyl)piperazine-1-carboxylate
tert-butyl (2R)-2-(4-chlorophenyl)piperazine-1-carboxylate
tert-butyl 3-(2-bromophenyl)piperazine-1-carboxylate
tert-butyl (3S)-3-(2-bromophenyl)piperazine-1-carboxylate
tert-butyl (3R)-3-(2-bromophenyl)piperazine-1-carboxylate
tert-butyl 2-(2-bromophenyl)piperazine-1-carboxylate
tert-butyl (2S)-2-(2-bromophenyl)piperazine-1-carboxylate
tert-butyl (2R)-2-(2-bromophenyl)piperazine-1-carboxylate
tert-butyl 3-(3-bromophenyl)piperazine-1-carboxylate
tert-butyl (3S)-3-(3-bromophenyl)piperazine-1-carboxylate
tert-butyl (3R)-3-(3-bromophenyl)piperazine-1-carboxylate
tert-butyl (2S)-2-(3-bromophenyl)piperazine-1-carboxylate
tert-butyl (2R)-2-(3-bromophenyl)piperazine-1-carboxylate
tert-butyl (3S)-3-(4-bromophenyl)piperazine-1-carboxylate
tert-butyl (3R)-3-(4-bromophenyl)piperazine-1-carboxylate
tert-butyl 2-(4-bromophenyl)piperazine-1-carboxylate
tert-butyl (2S)-2-(4-bromophenyl)piperazine-1-carboxylate
tert-butyl (2R)-2-(4-bromophenyl)piperazine-1-carboxylate
tert-butyl 3-[2-(trifluoromethyl)phenyl]piperazine-1-carboxylate
tert-butyl (3S)-3-[2-(trifluoromethyl)phenyl]piperazine-1-carboxylate
tert-butyl (3R)-3-[2-(trifluoromethyl)phenyl]piperazine-1-carboxylate
tert-butyl 2-[2-(trifluoromethyl)phenyl]piperazine-1-carboxylate
tert-butyl (2S)-2-[2-(trifluoromethyl)phenyl]piperazine-1-carboxylate
tert-butyl (2R)-2-[2-(trifluoromethyl)phenyl]piperazine-1-carboxylate
tert-butyl 3-[3-(trifluoromethyl)phenyl]piperazine-1-carboxylate