![N-(2-aminoethyl)-N-[2-(1-piperazinyl)ethyl]ethylenediamine](/structure/31295-49-5.png)
![N-(2-aminoethyl)-N-[2-(1-piperazinyl)ethyl]ethylenediamine](/structure/31295-49-5.png)
![Methanone, [4-(3-chlorophenyl)-1-piperazinyl][3-methyl-5-(1-methylethyl)-4-isoxazolyl]-](/structure/923872-41-7.png)
Methanone, [4-(3-chlorophenyl)-1-piperazinyl][3-methyl-5-(1-methylethyl)-4-isoxazolyl]-
![1H-Indole,3-methyl-1-[[4-[2-(4-methyl-1-piperazinyl)ethoxy]phenyl]methyl]-5-(phenylmethoxy)-2-[4-(phenylmethoxy)phenyl]-](/structure/198480-41-0.png)
![Phenol, 3-[2-(4-cyclohexyl-1-piperazinyl)-2-phenylethyl]-, propanoate(ester), dihydrochloride](/structure/61311-41-9.png)
Phenol, 3-[2-(4-cyclohexyl-1-piperazinyl)-2-phenylethyl]-, propanoate(ester), dihydrochloride
![Morpholine,4-[7-[[4-(diphenylmethyl)-1-piperazinyl]methyl]-5,6-dihydro-2-naphthalenyl]-, (2Z)-2-butenedioate (1:1)](/structure/88285-41-0.png)

Quinazoline, 5,6,7,8-tetrahydro-2-(1-piperazinyl)-4-(1-pyrrolidinyl)-
![3-Morpholinone,4-[4-(1,1-dimethylethyl)phenyl]-2-[[2-(4-methyl-1-piperazinyl)phenyl]methyl]-](/structure/857263-41-3.png)
3-Morpholinone,4-[4-(1,1-dimethylethyl)phenyl]-2-[[2-(4-methyl-1-piperazinyl)phenyl]methyl]-
![2-Pyrazinecarbonitrile,3-[4-[[4-(phenylmethoxy)phenyl]methyl]-1-piperazinyl]-](/structure/918481-49-9.png)
2-Pyrazinecarbonitrile,3-[4-[[4-(phenylmethoxy)phenyl]methyl]-1-piperazinyl]-
![1H-Pyrrole-3-carboxamide,N-[(4-fluorophenyl)methyl]-2,5-dihydro-4-hydroxy-N-methoxy-5-oxo-1-[2-(1-piperazinyl)ethyl]-](/structure/646042-49-1.png)
![3-Pyridazinecarboxamide,N-(2-cyclopropylethyl)-6-[4-(2,5-difluorobenzoyl)-1-piperazinyl]-](/structure/840489-49-8.png)
3-Pyridazinecarboxamide,N-(2-cyclopropylethyl)-6-[4-(2,5-difluorobenzoyl)-1-piperazinyl]-
![3-Pyridazinecarboxamide,N-(cyclobutylmethyl)-6-[4-[2-(trifluoromethyl)benzoyl]-1-piperazinyl]-](/structure/840490-41-7.png)
3-Pyridazinecarboxamide,N-(cyclobutylmethyl)-6-[4-[2-(trifluoromethyl)benzoyl]-1-piperazinyl]-
![3-Pyridazinecarboxamide,N-(3-methoxyphenyl)-6-[4-[2-(trifluoromethyl)benzoyl]-1-piperazinyl]-](/structure/840492-49-1.png)
3-Pyridazinecarboxamide,N-(3-methoxyphenyl)-6-[4-[2-(trifluoromethyl)benzoyl]-1-piperazinyl]-

2-(2-(4-((2,3,4-Trimethoxyphenyl)methyl)-1-piperazinyl)ethoxy)ethanol dihydrochloride
![4-Pyrimidinamine,N-(cyclohexylmethyl)-2-[4-[3-[4-(2-fluorophenyl)-1-piperazinyl]-1-propenyl]-5-methyl-1H-pyrazol-1-yl]-6-(1-pyrrolidinyl)-](/structure/799788-41-3.png)
![4,6-Pyrimidinediamine,N'-(cyclohexylmethyl)-2-[4-[3-[4-(2-fluorophenyl)-1-piperazinyl]-1-propenyl]-5-methyl-1H-pyrazol-1-yl]-N,N-dimethyl-](/structure/799788-49-1.png)
![Butanoic acid, 3-oxo-,2-[4-[4-(diphenylmethyl)-1-piperazinyl]phenyl]ethyl ester](/structure/116308-41-9.png)
Butanoic acid, 3-oxo-,2-[4-[4-(diphenylmethyl)-1-piperazinyl]phenyl]ethyl ester
![9H-Fluorene-4-carboxylic acid, 9-oxo-,4-[[4-(1-methylethyl)-1-piperazinyl]carbonyl]phenyl ester](/structure/90186-41-7.png)
9H-Fluorene-4-carboxylic acid, 9-oxo-,4-[[4-(1-methylethyl)-1-piperazinyl]carbonyl]phenyl ester
![2H-Benzimidazol-2-one,1,3-dihydro-1-[(1R)-1-phenylethyl]-4-(1-piperazinyl)-](/structure/920284-49-7.png)
2H-Benzimidazol-2-one,1,3-dihydro-1-[(1R)-1-phenylethyl]-4-(1-piperazinyl)-
![1H-Purine-2,6-dione,3,7-dihydro-7-[2-hydroxy-3-(1-piperazinyl)propyl]-1,3-dimethyl-,dihydrochloride](/structure/61887-41-0.png)
1H-Purine-2,6-dione,3,7-dihydro-7-[2-hydroxy-3-(1-piperazinyl)propyl]-1,3-dimethyl-,dihydrochloride

![3-Pyridazinecarboxamide,6-[4-(2,6-difluorobenzoyl)-1-piperazinyl]-N-(3-methylbutyl)-](/structure/840491-41-0.png)
3-Pyridazinecarboxamide,6-[4-(2,6-difluorobenzoyl)-1-piperazinyl]-N-(3-methylbutyl)-
![[1,1'-Biphenyl]-2-carboxamide,6-methyl-4'-(1-methylethyl)-N-[4-(1-piperazinyl)phenyl]-](/structure/273727-41-6.png)
[1,1'-Biphenyl]-2-carboxamide,6-methyl-4'-(1-methylethyl)-N-[4-(1-piperazinyl)phenyl]-
![8-Azaspiro[4.5]decane-7,9-dione,8-[4-[4-(2-pyrimidinyl)-1-piperazinyl]butyl]-, hydrochloride](/structure/116753-41-4.png)
8-Azaspiro[4.5]decane-7,9-dione,8-[4-[4-(2-pyrimidinyl)-1-piperazinyl]butyl]-, hydrochloride

1,3,5-Triazin-2(1H)-one, 4-(1,1-dimethylethyl)-6-(1-piperazinyl)-,hydrazone
![Ethanone,2-[4-[[(3R)-3-methyl-1-piperazinyl]methyl]phenyl]-1-[4-[[3-(trifluoromethyl)phenyl]amino]-1-piperidinyl]-](/structure/923565-41-7.png)
![9-Octadecenamide,N-[3-[4-[3-[(1-oxododecyl)amino]propyl]-1-piperazinyl]propyl]-, (9Z)-](/structure/639070-49-8.png)
9-Octadecenamide,N-[3-[4-[3-[(1-oxododecyl)amino]propyl]-1-piperazinyl]propyl]-, (9Z)-
-](/structure/932789-49-6.png)
Methanone, [4-(5-chloro-2-methylphenyl)-1-piperazinyl](3-ethyl-5-methyl-4-isoxazolyl)-
![1-Propanone,1-(4-ethoxyphenyl)-3-[4-(2-methoxyphenyl)-1-piperazinyl]-,monohydrochloride](/structure/651732-41-1.png)
1-Propanone,1-(4-ethoxyphenyl)-3-[4-(2-methoxyphenyl)-1-piperazinyl]-,monohydrochloride
![2-Thiophenecarbonitrile,5-[5-[4-(1-methylethyl)-1-piperazinyl]-2-pyrazinyl]-, 2,2,2-trifluoroacetate(1:2)](/structure/919494-49-8.png)
![Acetamide, N-[4-[6-(4-cyclopropyl-1-piperazinyl)-3-pyridazinyl]phenyl]-,2,2,2-trifluoroacetate (1:1)](/structure/919495-49-1.png)
Acetamide, N-[4-[6-(4-cyclopropyl-1-piperazinyl)-3-pyridazinyl]phenyl]-,2,2,2-trifluoroacetate (1:1)
![1,4-Butanediamine,N,N-dimethyl-N'-[2-[4-(4-methyl-1-piperazinyl)phenyl]-4-quinolinyl]-](/structure/510755-41-6.png)
1,4-Butanediamine,N,N-dimethyl-N'-[2-[4-(4-methyl-1-piperazinyl)phenyl]-4-quinolinyl]-

N-(4-(4-Phenyl-1-piperazinyl)phenyl)-2,6,8-trimethyl-4-quinolinamine
![5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid,3-[[[[4-(3-carboxy-1-cyclopropyl-6,8-difluoro-1,4-dihydro-4-oxo-7-quinolinyl)-1-piperazinyl]carbonyl]oxy]methyl]-8-oxo-7-[(2-thienylacetyl)amino]-,(6R-trans)-](/structure/157026-49-8.png)
![Pyrrolidine,1-[(2R)-(2,4-difluorophenyl)[(3R,6R)-3-(2,3-dihydro-1H-inden-2-yl)-6-(2-methylpropyl)-2,5-dioxo-1-piperazinyl]acetyl]-](/structure/554446-49-0.png)
![Acetamide,N-[[(5S)-2-oxo-3-[6-(1-piperazinyl)-3-pyridinyl]-5-oxazolidinyl]methyl]-](/structure/510729-49-4.png)
Acetamide,N-[[(5S)-2-oxo-3-[6-(1-piperazinyl)-3-pyridinyl]-5-oxazolidinyl]methyl]-
![Butanedioic acid,5-[2-[4-(1,2-benzisothiazol-3-yl)-1-piperazinyl]ethyl]-6-chloro-1-(4-ethoxy-1,4-dioxobutyl)-1H-indol-2-yl ethyl ester](/structure/685567-41-3.png)