(Glc)4 35175-16-7 D-Glucose, O-alpha-D-glucopyranosyl-(1-6)-O-alpha-D-glucopyranosyl-(1-4)-O-alpha-D-glucopyranosyl-(1-4)- Glcalpha 1-6 Glcalpha 1-4 Glcalpha 1-4 Glc Glucose tetrasaccharide