6-Methyl-2-nitro-3-(trifluoromethoxy)pyridine-4-sulfonyl chloride
Methyl 4-(difluoromethyl)-3-nitro-2-(trifluoromethoxy)pyridine-5-acetate
3-(Difluoromethyl)-5-nitro-4-(trifluoromethoxy)pyridine-2-acetic acid
2-(Aminomethyl)-3-methyl-5-(trifluoromethoxy)pyridine-4-methanol