4-Amino-2-(difluoromethyl)-3-fluoro-5-(trifluoromethoxy)pyridine
3-Amino-2-fluoro-5-(trifluoromethoxy)pyridine-6-acetonitrile
3-Amino-2-(difluoromethyl)-4-fluoro-5-(trifluoromethoxy)pyridine
Methyl 2,3-dimethoxy-4-(trifluoromethoxy)pyridine-6-carboxylate