methyl,piperazinyl,benzoic,1-piperazin,1-piperazinyl
1-Piperazin
838840-42-9Carbamic acid,[2-[4-[5-(4-cyanophenyl)-2-pyridinyl]-1-piperazinyl]ethyl]-,2-amino-2-oxoethyl ester
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