cyclopropanecarboxylic,nitrophenyl,sulfonyl,piperazinyl,methyl,ester,1-piperazin,1-piperazinyl
1-Piperazin
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
111621-71-7Pyrido[2,3-d]pyrimidine-6-carboxylic acid,2-(4-acetyl-1-piperazinyl)-4-chloro-8-ethyl-5,8-dihydro-5-oxo-, ethylester
135038-30-11-ethyl-6-fluoro-1,4-dihydro-4-oxo-7-((4-p-nitrobenzol)-1-piperazinyl)quinoline-3-carboxylic acid