Ethyl 2-amino-5-(fluoromethyl)-4-(trifluoromethoxy)pyridine-3-carboxylate
6-Bromo-3-(difluoromethyl)-4-methoxy-2-(trifluoromethoxy)pyridine
3-Amino-6-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-methanol
2-Bromo-5-(difluoromethyl)-3-methoxy-4-(trifluoromethoxy)pyridine