piperazineacetic,bromophenyl,methyl,ester,1-piperazin,1-piperazineacetic,piperazine
1-Piperazin
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
104987-60-2Pyrido[2,3-d]pyrimidin-5(8H)-one,2-[4-(4-amino-6,7-dimethoxy-2-quinazolinyl)-1-piperazinyl]-8-ethyl-,hydrochloride
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid