3-(beta-D-Glucopyranosyloxy)-5,7-dihydroxy-2-(4-hydroxy-3,5-dimethoxyphenyl)-1-benzopyrylium chloride 7228-78-6 EINECS 230-631-9 Enin Malvidin-3-glucoside Malvidine-3-glucoside NSC 70532 OENIN