azetidinyl,piperazinyl,pyrimidine,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
205683-58-53-Thiomorpholinone,4-(3,4-dichlorophenyl)-2-[[2-(4-ethyl-1-piperazinyl)phenyl]methylene]-
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid