2-(Chloromethyl)-4-methyl-6-nitro-3-(trifluoromethoxy)pyridine
2-(Chloromethyl)-4-methyl-3-nitro-6-(trifluoromethoxy)pyridine
3-(Difluoromethyl)-2-methyl-6-nitro-4-(trifluoromethoxy)pyridine
2-(Difluoromethyl)-6-methyl-3-nitro-5-(trifluoromethoxy)pyridine