a flavonol 3-O-beta-D-glucosyl-(1->2)-beta-D-glucosyl-(1->2)-beta-D-glucoside + 4-coumaroyl-CoA = a flavonol 3-O-[6-(4-coumaroyl)-beta-D-glucosyl-(1->2)-beta-D-glucosyl-(1->2)-beta-D-glucoside] + CoA
a flavonol 3-o-beta-d-glucosyl-(1->2)-beta-d-glucosyl-(1->2)-beta-d-glucoside + 4-coumaroyl-coa = a flavonol 3-o-[6-(4-coumaroyl)-beta-d-glucosyl-(1->2)-beta-d-glucosyl-(1->2)-beta-d-glucoside] + coa
a flavonol 3-O-beta-D-glucosyl-(1->2)-beta-D-glucosyl-(1->2)-beta-D-glucoside + 4-coumaroyl-CoA = a flavonol 3-O-[6-(4-coumaroyl)-beta-D-glucosyl-(1->2)-beta-D-glucosyl-(1->2)-beta-D-glucoside] + CoA
a flavonol 3-o-beta-d-glucosyl-(1->2)-beta-d-glucosyl-(1->2)-beta-d-glucoside + 4-coumaroyl-coa = a flavonol 3-o-[6-(4-coumaroyl)-beta-d-glucosyl-(1->2)-beta-d-glucosyl-(1->2)-beta-d-glucoside] + coa