boronic,acetyl,piperazinyl,sulfonyl,phenyl,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
886773-88-21-Piperazinecarboxylic Acid, 2-[[2-(trifluoromethoxy)phenyl]methyl]-, 1,1-Dimethylethyl Ester
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid
886774-02-31-Piperazinecarboxylic Acid, 2-[[3-(trifluoromethoxy)phenyl]methyl]-, 1,1-Dimethylethyl Ester