3-Methyl-4-nitro-2-(trifluoromethoxy)pyridine-5-carboxaldehyde
2-(Fluoromethyl)-5-methoxy-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
3-Methyl-2-nitro-5-(trifluoromethoxy)pyridine-6-carboxaldehyde
Methyl 6-(chloromethyl)-4-methoxy-3-(trifluoromethoxy)pyridine-2-carboxylate