Ethyl 5-(difluoromethyl)-2-methyl-3-(trifluoromethoxy)pyridine-6-carboxylate
3,5-Diamino-2-(fluoromethyl)-4-(trifluoromethoxy)pyridine
Ethyl 4,6-diamino-3-(trifluoromethoxy)pyridine-2-carboxylate
Ethyl 4-(difluoromethyl)-3-methyl-6-(trifluoromethoxy)pyridine-2-carboxylate