benzoic,quinolinylmethyl,piperazinyl,carbonyl,amino,1-piperazin,1-piperazinyl
1-Piperazinyl
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
84209-43-81,8-Naphthyridine-3-carboxylic acid,7-(4-acetyl-1-piperazinyl)-6-fluoro-1-(2-fluoroethyl)-1,4-dihydro-4-oxo-,ethyl ester
807620-51-51,8-Naphthyridine-3-carboxamide,1,4-dihydro-7-methyl-N,N-bis[2-(4-methyl-1-piperazinyl)ethyl]-4-oxo-
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid