propanone,piperazinyl,1-piperazin,1-piperazinyl
1-Piperazin
87170-89-61H-Purine-2,6-dione,7-[2-[4-[(4-chlorophenyl)phenylmethyl]-1-piperazinyl]ethyl]-3,7-dihydro-1,3-dimethyl-, monohydrochloride
87170-91-01H-Purine-2,6-dione,7-[2-[4-[(4-chlorophenyl)phenylmethyl]-1-piperazinyl]ethyl]-3,7-dihydro-1,3-dimethyl-, ethanedioate (1:1)
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
871711-99-81-Piperazineacetic acid,4-[(2R,3R)-2,3-dihydroxy-1,4-dioxo-4-[[2-(2-thienyl)ethyl]amino]butyl]-,ethyl ester
103175-73-13-Quinolinecarboxylicacid, 1-ethyl-6-fluoro-1,4-dihydro-4-oxo-7-[4-(2-oxopropyl)-1-piperazinyl]-