biphenylyl,piperazinecarboxamide,1-piperazin,piperazine
1-Piperazin
90904-95-3L-Glutamic acid,N-[4-[4-(2,4-diamino-6-propyl-5-pyrimidinyl)-1-piperazinyl]benzoyl]-,diethyl ester
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid