purine,piperazinyl,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
657426-71-61-Piperazinecarboxylic acid,4-[1-[5-(5-chloro-2-fluorophenyl)-3-isoxazolyl]-2,2,2-trifluoroethyl]-, ethylester
445454-51-34,6-Pyrimidinediamine,N'-(2,3-dimethylphenyl)-N,N-dimethyl-2-[4-(2-pyridinyl)-1-piperazinyl]-
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid