4-(Difluoromethyl)-2-methyl-3-nitro-6-(trifluoromethoxy)pyridine
2-(Aminomethyl)-3-methyl-4-nitro-5-(trifluoromethoxy)pyridine
3-(Difluoromethyl)-5-methyl-2-nitro-6-(trifluoromethoxy)pyridine
Ethyl 5-(difluoromethyl)-2-methoxy-3-(trifluoromethoxy)pyridine-4-acetate