5-(Difluoromethyl)-2-nitro-3-(trifluoromethoxy)pyridine-6-sulfonamide
Methyl 5-methoxy-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-2-carboxylate
5-Methoxy-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-acetic acid
4-(Difluoromethyl)-3-nitro-2-(trifluoromethoxy)pyridine-6-sulfonamide