2H-1-Benzopyran-8-sulfonamide, 4,5,7-trimethyl-N-(((4-methylphenyl)amino)carbonyl)-2-oxo- 4,5,7-Trimethyl-N-(((4-methylphenyl)amino)carbonyl)-2-oxo-2H-1-benzopyran-8-sulfonamide 85302-25-6