4H-1,4-BENZOXAZINE-4-ACETIC ACID, 6-ACETYL-2,3-DIHYDRO-alpha-METHYL-3-OXO-, ETHY 4H-1,4-Benzoxazine-4-acetic acid, 6-acetyl-2,3-dihydro-alpha-methyl-3-oxo-, ethyl ester 6-Acetyl-2,3-dihydro-alpha-methyl-3-oxo-4H-1,4-benzoxazine-4-acetic acid ethyl ester 91119-97-0 BRN 4533776