4-(Difluoromethyl)-3-methyl-2-nitro-6-(trifluoromethoxy)pyridine
4-(Fluoromethyl)-2-methyl-5-nitro-3-(trifluoromethoxy)pyridine
3-(Aminomethyl)-5-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-acetonitrile
4-(Difluoromethyl)-2-methyl-6-nitro-3-(trifluoromethoxy)pyridine