11-((O-6-Deoxy-4-O-2-methyl-1-oxo-2-butenyl)glucopyranosyl-(1-4)-O-6-deoxy-2-O-(2-methyl-1-oxobutyl)-mannopyranosyl-(1-2)-O-glucopyranosyl-(1-2)-6-deoxyglucopyranosyl)oxy-11-hydroxyhexadecanoic acid, intramol 1,3'''-ester 131747-25-6 Hexadecanoic acid, 11-((O-(E)-6-deoxy-4-O-(2-methyl-1-oxo-2-butenyl)-beta-D-glucopyranosyl-(1-4)-O-(S)-6-deoxy-2-O-(2-methyl-1-oxobutyl)-alpha-L-mannopyranosyl-(1-2)-O-beta-D-glucopyranosyl-(1-2)-6-deoxy-beta-D-glucopyranosyl)) Scammonin I