128533-13-1 2-Propenoic acid, 3-(4-hydroxyphenyl)-, 4'''-ester with 3-((6-O-(6-deoxy-alpha-L-mannopyranosyl)-beta-D-galactopyranosyl)oxy)-5,7-dihydroxy-2-(4-hydroxy-3-methoxyphenyl)-4H-1-benzopyran-4-one ICRG Isorhamnetin 3-O-beta-(4'''-4-coumaroyl-alpha-rhamnosyl(1-6)galactoside)