butyl,oxycarbonyl,piperazinyl,methoxyphenyl,acetic
Piperazinyl
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
100490-65-11,8-Naphthyridine-3-carboxylic acid,6-fluoro-1-(4-fluorophenyl)-1,4-dihydro-7-(3-methyl-1-piperazinyl)-4-oxo-