piperazinecarboxylic,ethyl,ester,1-piperazin,1-piperazinecarboxylic,piperazine
1-Piperazin
921214-10-0Urea,N-[5-methyl-4-[[4-(5-methyl-2-pyridinyl)-1-piperazinyl]carbonyl]-2-thiazolyl]-N'-[4-(trifluoromethoxy)phenyl]-
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
88577-32-61-Piperazineethanol,a-[[2-chloro-3-(1-pyrrolidinyl)phenoxy]methyl]-4-(2-methoxyphenyl)-,(2Z)-2-butenedioate (salt)
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid