26909-04-6 5'-D-Riboflavin-D-glucopyranoside 5'-D-Riboflavin-alpha-D-glucopyranoside Riboflavin glucoside Riboflavin, 5'-O-D-glucopyranosyl- Riboflavin, 5'-O-alpha-D-glucopyranosyl Riboflavinyl-alpha-D-glycoside