1-O-(2-(2,3-Dimethylphenyl)aminobenzoyl)glucopyranuronic acid 102623-18-7 Mefenamic acid 1-O-acylglucuronide Mefenamic acid glucuronide beta-D-Glucopyranuronic acid, 1-(2-((2,3-dimethylphenyl)amino)benzoate)