benzoxazole,piperazinyl,1-piperazin,1-piperazinyl,benzoxazol,oxazole,oxazole,
Piperazinyl
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
99726-80-43-Quinolinecarboxylic acid,7-[4-(2-aminoethyl)-1-piperazinyl]-1-ethyl-6-fluoro-1,4-dihydro-4-oxo-