piperazinecarboxylic,carboxyisobutylamino,ethyl,diisopropyl,ester,hydrochloride,1-piperazin,1-piperazinecarboxylic,piperazine
1-Piperazin
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
64061-93-4Propanoic acid, 2,2-dimethyl-,1-(2,3-dihydro-2-methyl-5-benzofuranyl)-2-(4-phenyl-1-piperazinyl)ethylester
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid