piperazinebutanoic,ethyl,1-piperazin,piperazine
1-Piperazin
142740-72-52H-1-Benzopyran-6-ol,2-[[4-[3-(ethylamino)- 2-pyridinyl]-1-piperazinyl]methyl]-3,- 4-dihydro-2,5,7,8-tetramethyl-,(2Z)-2- butenedioate (1:1) (salt)
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
825629-88-7Urea,N-[4-[8-(methylamino)imidazo[1,2-a]pyrazin-3-yl]phenyl]-N'-[2-(4-methyl-1-piperazinyl)ethyl]-