piperazinepropanamide,methyl,1-piperazin,piperazine
1-Piperazin
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
104866-27-51,8-naphthyridine-3-carboxylic acid, 1-cyclopropyl-7-(3,5-dimethyl-1-piperazinyl)-6-fluoro-1,4-dihydro-4-oxo-