piperazinamine,trimethyl,1-piperazin
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
96946-27-95H-Thiazolo[3,2-a][1,8]naphthyridine-6-carboxylic acid,3-fluoro-8,9-dihydro-9-methyl-5-oxo-2-(1-piperazinyl)-