acetyl,piperazinyl,nitrobenzoic,1-piperazin,1-piperazinyl
1-Piperazinyl
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid
87938-96-31,8-Naphthyridine-3-carboxylic acid,7-(4-acetyl-1-piperazinyl)-6-amino-1-ethyl-1,4-dihydro-4-oxo-, ethylester
87939-03-51,8-Naphthyridine-3-carboxylic acid,7-(4-acetyl-1-piperazinyl)-6-fluoro-1,4-dihydro-1-(2-hydroxyethyl)-4-oxo-,ethyl ester
87939-07-91,8-Naphthyridine-3-carboxylic acid,6-amino-1-ethyl-1,4-dihydro-7-(4-methyl-1-piperazinyl)-4-oxo-
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid