Ethyl 3-amino-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-5-carboxylate
2-Amino-6-(difluoromethyl)-3-(trifluoromethyl)pyridine-5-carboxaldehyde
Ethyl 4-(aminomethyl)-3-chloro-6-(difluoromethyl)pyridine-2-carboxylate
4-Bromo-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-5-methanol