1-piperazinecarboxylic

1-Piperazinecarboxylic acid,4-[7-(2-chloroethoxy)-6-methoxy-4-quinazolinyl]-, 1,1-dimethylethyl ester

1-Piperazinecarboxylic acid,4-[[4-[[[(1S)-1-cyclohexylethyl]amino]carbonyl]-2-(2-thienyl)-3-quinolinyl]methyl]-, 1,1-dimethylethyl ester

1-Piperazinecarboxylic acid,4-(4-cyano-3-methoxyphenyl)-2,5-dimethyl-, 1,1-dimethylethyl ester,(2R,5S)-

1-Piperazinecarboxylic acid,4-[[2-[[2-[4-(cyclopropylsulfonyl)phenyl]-2-[[[(3R)-tetrahydro-3-furanyl]oxy]imino]acetyl]amino]-5-thiazolyl]methyl]-2-methyl-, ethyl ester, (2S)-

1-Piperazinecarboxylic acid,4-[3-[[2-[4-(2-methylpropyl)phenyl]-1-oxopropyl]amino]propyl]-,1,1-dimethylethyl ester

1-Piperazinecarboxylic acid,3-oxo-4-[4-[3-(1-pyrrolidinyl)propoxy]phenyl]-, 1,1-dimethylethyl ester

1-Piperazinecarboxylic acid,4-[[3-methyl-5-[(4-methyl-1-piperidinyl)sulfonyl]-2-benzofuranyl]carbonyl]-, ethyl ester

1-Piperazinecarboxylic acid,4-[5-[[[(5-fluoro-2-methoxyphenyl)amino]carbonyl]amino]-2-pyridinyl]-,1,1-dimethylethyl ester

1-Piperazinecarboxylic acid, 2-(2-methylpropyl)-, 1,1-dimethylethyl ester, (2S)-

1-Piperazinecarboxylic acid,4-[7-[(4-chlorobenzoyl)amino]-1-naphthalenyl]-, ethyl ester

1-Piperazinecarboxylic acid, 4-[(3,4-dibromophenyl)methyl]-,1,1-dimethylethyl ester

1-Piperazinecarboxylic acid, 4-[(3-nitrophenyl)methyl]-, methyl ester

1-Piperazinecarboxylic acid, 4-(4-carboxy-2-nitrophenyl)-, 1-ethyl ester

1-Piperazinecarboxylic acid, 4-[2-(hydroxymethyl)cycloheptyl]-,1,1-dimethylethyl ester

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

1-Piperazinecarboxylic acid,4-[[4-chloro-3-[[2-(methoxymethylamino)-2-oxoethoxy]methyl]phenyl]sulfonyl]-, 1,1-dimethylethyl ester

1-Piperazinecarboxylic acid,4-[3-amino-2-(aminocarbonyl)-4-(2-furanyl)thieno[2,3-b]pyridin-6-yl]-,1,1-dimethylethyl ester

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

1-Piperazinecarboxylic acid,4-[1-[5-(2-fluoro-5-methylphenyl)-3-isoxazolyl]ethyl]-, ethyl ester,monohydrochloride

1-Piperazinecarboxylic acid,4-[1-[5-(3-methoxyphenyl)-3-isoxazolyl]ethyl]-, ethyl ester

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

1-Piperazinecarboxylic acid,4-[[4-[4-[3-(1-piperidinyl)propoxy]phenyl]-1-piperazinyl]carbonyl]-,1,1-dimethylethyl ester

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

1-Piperazinecarboxylic acid, 4-(2-ethyl-9-methyl-9H-purin-6-yl)-,1,1-dimethylethyl ester

1-Piperazinecarboxylic acid, 4-[5-(3-fluorophenyl)-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridin-4-yl]-, 1,1-dimethylethyl ester