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