benzoic,methyl,piperazinyl,thioxomethyl,amino,ethyl,ester,1-piperazin,1-piperazinyl
1-Piperazin
923281-34-9[1,2,4]Triazolo[1,5-a]pyrimidine,5-chloro-7-(4-methyl-1-piperazinyl)-6-(5-methyl-1,3,4-thiadiazol-2-yl)-
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
830335-71-21-Piperazinecarboxylic acid,4-[[4-[(2,6-dichloro-4-nitrophenyl)amino]phenyl]sulfonyl]-, ethyl ester