boronic,ethyl,methyl,piperazinyl,sulfonyl,phenyl,1-piperazin,1-piperazinyl
1-Piperazinyl
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
494781-60-1Butanamide,4-[[(1R)-1-[(4-chlorophenyl)methyl]-2-[4-[2-[(methylsulfonyl)amino]phenyl]-1-piperazinyl]-2-oxoethyl]amino]-, trifluoroacetate
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid