114439-73-5 2,3-Dihydro-3-(4-methoxybenzoyl)-2-(4-methylphenyl)-4H-1,3-benzoxazin-4-one 4H-1,3-BENZOXAZIN-4-ONE, 2,3-DIHYDRO-3-(4-METHOXYBENZOYL)-2-(4-METHYLPHENYL)-