piperazinyl,methanone,dihydrochloride,1-piperazin,1-piperazinyl
1-Piperazin
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
683206-20-4Methanone, [3-(2,6-dichlorophenyl)-5-methyl-4-isoxazolyl][4-[4-nitro-2-(1H-pyrrol-1-yl)phenyl]-1-piperazinyl]-
398493-79-3N-(2,6-Diethylphenyl)-4,6-dihydro-3-[[4-(4-methyl-1-piperazinyl)benzoyl]amino]pyrrolo[3,4-c]pyrazole-5(1H)-carboxamide
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid