gadolinium (E)-2,2',2''-(10-(2-((3-(4-((4-(4-(methylamino)styryl)phenoxy)methyl)-1H-1,2,3-triazol-1-yl)propyl)amino)-2-oxoethyl)-1,4,7,10-tetraazacyclododecane-1,4,7-triyl)triacetic acetate
gadolinium (e)-2,2',2''-(10-(2-((3-(4-((4-(4-(methylamino)styryl)phenoxy)methyl)-1h-1,2,3-triazol-1-yl)propyl)amino)-2-oxoethyl)-1,4,7,10-tetraazacyclododecane-1,4,7-triyl)triacetic acetate