piperazinecarboxylicacid,dimethyl,ethyl,ester,1-piperazin,1-piperazinecarboxylic,piperazine
1-Piperazin
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
918537-30-15-Thiazoleacetamide,N-(3-fluorophenyl)-2-[[6-[3-[4-(2-hydroxyethyl)-1-piperazinyl]propoxy]-5-methylpyrrolo[2,1-f][1,2,4]triazin-4-yl]amino]-