Ethyl 2-(aminomethyl)-3-bromo-5-(trifluoromethoxy)pyridine-6-carboxylate
Ethyl 2-(aminomethyl)-3-bromo-4-(trifluoromethoxy)pyridine-5-carboxylate
3-Bromo-2-(difluoromethyl)-4-nitro-5-(trifluoromethoxy)pyridine
6-Bromo-2-(difluoromethyl)-4-nitro-3-(trifluoromethoxy)pyridine