2-Methoxy-4-nitro-5-(trifluoromethoxy)pyridine-3-sulfonyl chloride
Ethyl 2-methoxy-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-carboxylate
2-Methoxy-3-nitro-6-(trifluoromethoxy)pyridine-5-sulfonyl chloride
Ethyl 2-methoxy-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-4-carboxylate