Glycyrrhizic Acid Impurity 7

(2S,3S,4S,5R,6S) -6- (((3S,4aR,6aR,8aS,11S,12aS,14R,14aR,14bS) -14-acetoxy-11-carbamoyl-4,4,6a,6b,8a,11,14b-heptamethyldocosahydropicen-3-yl) oxy) -5- (((2R,4S,5S,6S) -6-carboxy-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl) oxy) -3,4-dihydroxytetrahydro-2H-pyran-2-carboxylic acid