![Carbamic acid, [3-[4-[1-(4-ethyl-1-piperazinyl)ethyl]phenoxy]propyl]-,phenylmethyl ester](/structure/897404-41-0.png)
Carbamic acid, [3-[4-[1-(4-ethyl-1-piperazinyl)ethyl]phenoxy]propyl]-,phenylmethyl ester
![Carbamic acid, [3-[4-[1-(4-ethyl-1-piperazinyl)ethyl]phenoxy]propyl]-,phenylmethyl ester](/structure/897404-41-0.png)
Carbamic acid, [3-[4-[1-(4-ethyl-1-piperazinyl)ethyl]phenoxy]propyl]-,phenylmethyl ester
![Urea,N-ethyl-N'-[4-[6-(4-methyl-1-piperazinyl)-4-pyrimidinyl]-6-(3-pyridinyl)-1H-benzimidazol-2-yl]-](/structure/797046-41-4.png)
Urea,N-ethyl-N'-[4-[6-(4-methyl-1-piperazinyl)-4-pyrimidinyl]-6-(3-pyridinyl)-1H-benzimidazol-2-yl]-
![3-Pyridinecarboxamide,6-[[7-(2-butynyl)-6,7-dihydro-1-methyl-6-oxo-8-(1-piperazinyl)-1H-purin-2-yl]amino]-, mono(trifluoroacetate)](/structure/635719-41-4.png)
![3-Pyridinecarboxamide,N-[2-(3-chlorophenyl)ethyl]-6-[4-[(4-methylphenyl)acetyl]-1-piperazinyl]-](/structure/361451-41-4.png)
3-Pyridinecarboxamide,N-[2-(3-chlorophenyl)ethyl]-6-[4-[(4-methylphenyl)acetyl]-1-piperazinyl]-

2(5H)-Furanone, 3-chloro-5-methoxy-4-(4-phenyl-1-piperazinyl)-
![1H-Purine-2,6-dione,3,7-dihydro-7-[2-[4-(4-methoxyphenyl)-1-piperazinyl]ethyl]-1,3-dimethyl-](/structure/81996-41-0.png)
1H-Purine-2,6-dione,3,7-dihydro-7-[2-[4-(4-methoxyphenyl)-1-piperazinyl]ethyl]-1,3-dimethyl-
![1H-Benzimidazole,2-[4-(1,1-dimethylethyl)phenyl]-4-[4-[[2-(methylthio)-4-pyrimidinyl]methyl]-1-piperazinyl]-](/structure/874276-41-2.png)
![1H-Benzimidazole,2-[4-(2,6-dichlorophenyl)-1-piperazinyl]-5-(trifluoromethyl)-](/structure/683240-41-7.png)
1H-Benzimidazole,2-[4-(2,6-dichlorophenyl)-1-piperazinyl]-5-(trifluoromethyl)-
![1-Piperazinecarboxamide,4-[(3,4-dibromophenyl)methyl]-N-(4-methoxyphenyl)-](/structure/898236-41-4.png)
1-Piperazinecarboxamide,4-[(3,4-dibromophenyl)methyl]-N-(4-methoxyphenyl)-
![1H-Indazole,5-ethoxy-3-[5-[4-(1-methylethyl)-1-piperazinyl]-1H-benzimidazol-2-yl]-](/structure/485836-41-7.png)
1H-Indazole,5-ethoxy-3-[5-[4-(1-methylethyl)-1-piperazinyl]-1H-benzimidazol-2-yl]-
![1H-Indazole, 3-[5-(4-cyclohexyl-1-piperazinyl)-1H-benzimidazol-2-yl]-](/structure/485833-41-8.png)
1H-Indazole, 3-[5-(4-cyclohexyl-1-piperazinyl)-1H-benzimidazol-2-yl]-
![Urea,N-(1-methylpropyl)-N'-[3-[2-[4-(2-methyl-5-quinolinyl)-1-piperazinyl]ethyl]phenyl]-, dihydrochloride](/structure/844903-41-9.png)
![1-Piperazinecarboxylic acid,4-(1-furo[3,2-c]pyridin-2-yl-1-methylethyl)-2-[(phenylamino)carbonyl]-,1,1-dimethylethyl ester, (2S)-](/structure/502150-41-6.png)
![1-Piperazinecarboxylic acid,4-[3-(cyclopropylamino)-2,6-difluoro-4-nitrophenyl]-, ethyl ester](/structure/104315-41-5.png)
1-Piperazinecarboxylic acid,4-[3-(cyclopropylamino)-2,6-difluoro-4-nitrophenyl]-, ethyl ester
![1-Piperazinecarboxylic acid,4-[4-[[[(4-ethylphenyl)amino]carbonyl]amino]phenyl]-, 1,1-dimethylethylester](/structure/873451-41-3.png)

1-Piperazinecarboxamide, N-(5-phenyl-2-thiazolyl)-4-(2-pyrimidinyl)-,bis(trifluoroacetate)
![1-Piperazinecarboxylic acid,4-[[4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetyl]-,1,1-dimethylethyl ester](/structure/740806-41-1.png)
![1-Piperazinecarboxamide,N-[2-[4-(trifluoromethoxy)phenyl]ethyl]-4-[3-(trifluoromethyl)-2-pyridinyl]-](/structure/839722-41-7.png)
1-Piperazinecarboxamide,N-[2-[4-(trifluoromethoxy)phenyl]ethyl]-4-[3-(trifluoromethyl)-2-pyridinyl]-

1-Piperazinecarboxylic acid, 2-methyl-4-(4-nitrophenyl)-,1,1-dimethylethyl ester
![1-Piperazinecarboxylic acid, 4-[2-(4-fluorophenoxy)ethyl]-, ethyl ester](/structure/70931-41-8.png)
1-Piperazinecarboxylic acid, 4-[2-(4-fluorophenoxy)ethyl]-, ethyl ester

1-Piperazinecarboxylic acid, 4-cyclopentyl-,2-(3,4-dimethoxyphenyl)ethyl ester, monohydrochloride
![1-Piperazinecarboxylic acid,4-[1-(2-butynyl)-4-[(1E)-2-carboxyethenyl]-5-cyano-1H-imidazol-2-yl]-,1-(1,1-dimethylethyl) ester](/structure/635723-41-0.png)
![Carbamic acid, [6-[4-[3-(4-cyanophenoxy)propyl]-1-piperazinyl]hexyl]-,1,1-dimethylethyl ester](/structure/596810-41-2.png)
Carbamic acid, [6-[4-[3-(4-cyanophenoxy)propyl]-1-piperazinyl]hexyl]-,1,1-dimethylethyl ester
![2H-Benzimidazol-2-one,1,3-dihydro-5-[2-(4-phenyl-1-piperazinyl)ethoxy]-](/structure/681259-41-6.png)
2H-Benzimidazol-2-one,1,3-dihydro-5-[2-(4-phenyl-1-piperazinyl)ethoxy]-
![4,7-Etheno-1H-cyclobut[f]isoindole-1,3(2H)-dione,3a,4,4a,5,6,6a,7,7a-octahydro-2-[4-[4-(2-pyrimidinyl)-1-piperazinyl]butyl]-](/structure/110944-41-7.png)
![2-Propenamide,3-[3,4-bis[(2-methoxyethoxy)methoxy]phenyl]-N-[2-[4-(diphenylmethyl)-1-piperazinyl]ethyl]-, (E)-](/structure/101619-41-4.png)

![2-Pyrrolidinone, 1-[2-(1-piperazinyl)ethyl]-, (Z)-2-butenedioate (1:2)](/structure/105522-41-6.png)
2-Pyrrolidinone, 1-[2-(1-piperazinyl)ethyl]-, (Z)-2-butenedioate (1:2)
![4H-[1,2,4]Triazolo[5,1-b]purin-5(6H)-one,7-(1,1-dimethylethyl)-4-ethyl-2-[(4-methyl-1-piperazinyl)methyl]-](/structure/252665-41-1.png)
![3-Pyridinecarboxamide,6-[4-(3-methyl-1-oxopentyl)-1-piperazinyl]-N-(1-methyl-3-phenylpropyl)-](/structure/361454-41-3.png)
3-Pyridinecarboxamide,6-[4-(3-methyl-1-oxopentyl)-1-piperazinyl]-N-(1-methyl-3-phenylpropyl)-
![3-Quinolinecarboxylic acid,8-chloro-7-[4-(2-cyanophenyl)-1-piperazinyl]-6-fluoro-1,4-dihydro-4-oxo-1-[6-(1-pyrrolidinylmethyl)-3-pyridinyl]-](/structure/866955-41-1.png)
![4(3H)-Pyrimidinone,2-[1-[4-(2-hydroxyethyl)-1-piperazinyl]propyl]-3-(phenylmethyl)-](/structure/630099-41-1.png)
4(3H)-Pyrimidinone,2-[1-[4-(2-hydroxyethyl)-1-piperazinyl]propyl]-3-(phenylmethyl)-
![5-Pyrimidinecarboxamide,2-[4-(4-amino-6,7-dimethoxy-2-quinazolinyl)-1-piperazinyl]-N,N-diethyl-4-(ethylamino)-](/structure/104965-41-5.png)
![4-Pyridinecarboxamide,2-(4-acetyl-1-piperazinyl)-N-[4-[2-(4-morpholinyl)ethoxy]-1-naphthalenyl]-](/structure/874131-41-6.png)
4-Pyridinecarboxamide,2-(4-acetyl-1-piperazinyl)-N-[4-[2-(4-morpholinyl)ethoxy]-1-naphthalenyl]-
![6H-Thiopyrano[3,2-d]pyrimidin-2-amine,N-ethyl-7,8-dihydro-4-(1-piperazinyl)-N-propyl-](/structure/106011-41-0.png)
6H-Thiopyrano[3,2-d]pyrimidin-2-amine,N-ethyl-7,8-dihydro-4-(1-piperazinyl)-N-propyl-
![4-Pyridinecarboxamide,N-[2-[4-[2-(2,6-dimethylphenyl)ethenyl]-1-piperidinyl]ethyl]-2-(4-methyl-1-piperazinyl)-, ethanedioate (1:2)](/structure/654658-41-0.png)