109226-99-5 BRN 6004977 Benzeneacetic acid, alpha-methyl-4-((6-nitro-2H-1,4-benzoxazin-3-yl)amino)-, methyl ester Methyl alpha-methyl-4-((6-nitro-2H-1,4-benzoxazin-3-yl)amino)benzeneacetate