piperazineacetonitrile,acetyl,1-piperazin,piperazine
1-Piperazin
103460-87-33-Quinolinecarboxylic acid,1-cyclopropyl-6,8-difluoro-1,4-dihydro-7-(3-methyl-1-piperazinyl)-4-oxo-,ethyl ester
872170-72-4Isothiazolo[5,4-b]pyridin-3(2H)-one,4,6-dimethyl-2-[[4-(4-nitrophenyl)-1-piperazinyl]methyl]-
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