benzyl,piperazinyl,pyridinamine,1-piperazin,1-piperazinyl
Piperazinyl
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
6054-68-8Benzeneacetic acid, 4-methoxy-, 2-[(3Z)-5-bromo-1,2-dihydro-1-[(4-methyl-1-piperazinyl)methyl]-2-oxo-3H-indol-3-ylidene]hydrazide
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid