1-piperazinecarboxylic

1-Piperazinecarboxylic acid, 4-(2-(carboxyisopropylamino)ethyl)-, diisopropyl ester, hydrochloride

1-Piperazinecarboxylic acid,4-[4-cyano-3-(1,1-dimethylethoxy)phenyl]-2,5-dimethyl-,1,1-dimethylethyl ester, (2R,5S)-

1-Piperazinecarboxylic acid,4-[[1-(2,6-dichloro-4-nitrophenyl)-2,3-dihydro-2-oxo-1H-indol-5-yl]sulfonyl]-, ethyl ester

1-Piperazinecarboxylic acid,3-[2-oxo-2-[[(1R)-1,2,3,4-tetrahydro-6-[1-(1-piperidinylmethyl)ethenyl]-1-naphthalenyl]amino]ethyl]-4-[[3-(trifluoromethyl)phenyl]sulfonyl]-,1,1-dimethylethyl ester

1-Piperazinecarboxylic acid,4-[4-[3-(2-methyl-1-pyrrolidinyl)propoxy]phenyl]-3-oxo-, 1,1-dimethylethylester

1-Piperazinecarboxylic acid,4-[[(2R)-7-(2-chlorophenyl)-2,3-dihydro-2-benzofuranyl]methyl]-,1,1-dimethylethyl ester

1-Piperazinecarboxylic acid,3-[[[(3,5-dichlorophenyl)methyl]methylamino]carbonyl]-4-[4-(trifluoromethyl)phenyl]-, 1,1-dimethylethyl ester

1-Piperazinecarboxylic acid,3-methyl-4-[[5-(3-methylphenyl)-1,2,4-oxadiazol-3-yl]methyl]-, ethyl ester,(3S)-

1-Piperazinecarboxylic acid,4-[trans-4-[[(1-cyclohexyl-3-methyl-1H-thieno[2,3-c]pyrazol-5-yl)carbonyl]amino]cyclohexyl]-, 1,1-dimethylethyl ester

1-Piperazinecarboxylic acid,4-[[4-fluoro-3-[[[(6-methyl-3-pyridinyl)amino]carbonyl]amino]phenyl]methyl]-, methyl ester

1-Piperazinecarboxylic acid,4-[2-methoxy-9-(1-methylethyl)-9H-purin-6-yl]-, 1,1-dimethylethyl ester

1-Piperazinecarboxylic acid,4-[2-[3-fluoro-5-[[[(6-methyl-3-pyridinyl)amino]carbonyl]amino]phenyl]ethyl]-, ethyl ester

1-Piperazinecarboxylic acid,4-[3-[5-[(3,4-dimethoxyphenyl)methylene]-4-oxo-2-thioxo-3-thiazolidinyl]-1-oxopropyl]-, ethyl ester

1-Piperazinecarboxylic acid,4-[[1-(6-methoxy-3-pyridinyl)-5-[4-(1-pyrrolidinyl)-2-pyridinyl]-1H-pyrazol-3-yl]carbonyl]-, 1,1-dimethylethyl ester

1-Piperazinecarboxylic acid,4-[7-(2-butynyl)-2-chloro-6,7-dihydro-1-(2-methoxyethyl)-6-oxo-1H-purin-8-yl]-, 1,1-dimethylethyl ester

1-Piperazinecarboxylic acid, 4-(8,9-dimethyl-9H-purin-6-yl)-,1,1-dimethylethyl ester

1-Piperazinecarboxylic acid,4-[4-[(4-cyclohexylbenzoyl)amino]-2-methoxyphenoxy]-,1,1-dimethylethyl ester

1-Piperazinecarboxylic acid,4-(6-chloro-2-methoxy-5-nitro-4-pyrimidinyl)-, 1,1-dimethylethyl ester

1-Piperazinecarboxylic acid, 4-methyl-,2-(2-cyano-4-pyrimidinyl)-2-(2-methylpropyl)hydrazide