pyrazine,chloro,piperazinyl,monohydrochloride,1-piperazin,1-piperazinyl
1-Piperazinyl
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
62164-84-5Benzoic acid, 3,4,5-trimethoxy-,2-[2,3,6,7-tetrahydro-3,7-dimethyl-8-(4-methyl-1-piperazinyl)-2,6-dioxo-1H-purin-1-yl]ethyl ester