piperazinecarboxylic,methyl,nitroethyl,ethyl,ester,1-piperazin,1-piperazinecarboxylic,piperazine
1-Piperazin
104965-12-05-Pyrimidinecarbonitrile,2-[4-(4-amino-6,7-dimethoxy-2-quinazolinyl)-1-piperazinyl]-1,4-dihydro-4-oxo-, hydrochloride
1027327-15-67-(4-{[3-(2,6-Difluorophenyl)-5-methyl-1,2-oxazol-4-yl]carbonyl}- 1-piperazinyl)-6-fluoro-4-oxo-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
445452-77-74-Pyrimidinamine,N-(4-methylphenyl)-2-[4-(phenylmethyl)-1-piperazinyl]-6-(1-piperidinyl)-
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid