10-(2'-hydroxy-3'-polyoxaalkyl)-1,4,7-triscarboxymethyl-1,4 ,7,10-tetraazacyclododecane

Реферат: RA53 Abstract 10-HYDROXY-10-(2'-HYDROXY-3'-POLYOXAALKYL)-1, 4, 7 -TRISCARBOXYMETHYL-1,4,7,10-TETRAAZACYCLO-DODECANES Metal chelating ligands useful as contrast agents are disclosed having the formula