carbamic,piperazinyl,phenyl,methyl,ester,1-piperazin,1-piperazinyl
1-Piperazin
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid
873451-48-01-Piperazinecarboxylic acid,4-[4-[[[(3-methylphenyl)amino]carbonyl]amino]phenyl]-, 1,1-dimethylethylester
139186-39-32H-1,4-Thiazin-3(4H)-one,6-[[4-[2-hydroxy-2-(4-methylphenyl)ethyl]-1-piperazinyl]methyl]-5-methyl-
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid