piperazinepropanoic,methoxyphenyl,ethyl,ester,1-piperazin,piperazine
1-Piperazin
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
63854-10-44H-1-Benzopyran-4-one,2-[2-[4-(2-methoxyphenyl)-1-piperazinyl]ethyl]-6-methyl-,monohydrochloride
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid