2H-1,4-BENZOXAZINE-6-ACETIC ACID, 3-(4-METHYLPHENYL)- 3-(4-Methylphenyl)-2H-1,4-benzoxazine-6-acetic acid 3-p-Tolyl-2H-1,4-benzoxazine-6-acetic acid 86818-28-2 BRN 4509266