label: an anthocyanidin 3-O-beta-D-glucoside + (E)-4-coumaroyl-CoA => an anthocyanidin 3-O-[6-O-(4-hydroxycinnamoyl)-beta-D-glucoside] + CoA + H(+)
label_lc: an anthocyanidin 3-o-beta-d-glucoside + (e)-4-coumaroyl-coa => an anthocyanidin 3-o-[6-o-(4-hydroxycinnamoyl)-beta-d-glucoside] + coa + h(+)