phthalazinone,hydroxy,piperazinyl,propoxy,1-piperazin,1-piperazinyl
1-Piperazin
502658-14-21-Piperazinecarboxylic acid, 4-[2-(4-pyrazinylphenoxy)ethyl]-, ethylester, dihydrochloride
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid
502654-28-61-Piperazinecarboxylic acid, 4-[2-[4-(1H-pyrazol-3-yl)phenoxy]ethyl]-,ethyl ester, dihydrochloride