piperazinepropanamide,hydroxy,phenyl,1-piperazin,piperazine
1-Piperazin
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
111621-71-7Pyrido[2,3-d]pyrimidine-6-carboxylic acid,2-(4-acetyl-1-piperazinyl)-4-chloro-8-ethyl-5,8-dihydro-5-oxo-, ethylester
135038-30-11-ethyl-6-fluoro-1,4-dihydro-4-oxo-7-((4-p-nitrobenzol)-1-piperazinyl)quinoline-3-carboxylic acid
194659-19-31-Piperazinecarboxylic acid, 4-(1-oxo-3-phenyl-2-propenyl)-,8-(4-methyl-1-piperazinyl)-2-naphthalenyl ester, (E)-