trans,methyl,piperazinyl,tetrahydro,furanamine,saltdata,1-piperazin,1-piperazinyl,furan
1-Piperazin
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
105680-08-81-Piperazineacetamide,N-[1-[1-[[[1-(aminocarbonyl)-3-(methylthio)propyl]amino]carbonyl]-3-methylbutyl]-2-oxo-3-pyrrolidinyl]-2-oxo-4-[(5-oxo-2-pyrrolidinyl)carbonyl]-a,3-bis(phenylmethyl)-,[3R-[1[S*[1[S*(S*)],3R*]],3R*,4(S*)]]-