7-(4-chlorobenzoyl)-2,2-dimethyl-4H-1,4-benzoxazin-3-one

7-acetyl-2,2,4-trimethyl-1,4-benzoxazin-3-one

7-butanoyl-2,2-dimethyl-4H-1,4-benzoxazin-3-one

ethyl 3-[tert-butyl-(3-ethoxy-2,2-dimethyl-3-oxopropyl)amino]-2,2-dimethylpropanoate

2-(2,5-Dichlorophenoxy)-2-methylpropanoic acid