piperazinecarboxylic,chloroethyl,ethyl,ester,1-piperazin,1-piperazinecarboxylic,piperazine
1-Piperazin
64822-12-41-Piperazinecarboxylic acid, 4-[2-[4-(phenylmethyl)-1-piperazinyl]ethyl]-,ethyl ester, monohydrochloride
64822-13-51-Piperazinecarboxylicacid, 4-[2-(3,4-dihydro-2(1H)-isoquinolinyl)ethyl]-, ethyl ester, hydrochloride(1:1)
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
919536-20-23(2H)-Pyridazinone,6-[4-[[4-[(3-chloro-1H-indol-6-yl)sulfonyl]-2-hydroxy-1-piperazinyl]carbonyl]-1-piperidinyl]-2-methyl-