2-Cyano-5-methoxy-4-(trifluoromethoxy)pyridine-3-sulfonyl chloride
2-Cyano-4-methoxy-5-(trifluoromethoxy)pyridine-3-sulfonyl chloride
Methyl 2-cyano-4-methoxy-3-(trifluoromethoxy)pyridine-6-carboxylate
2-Cyano-3-methoxy-6-(trifluoromethoxy)pyridine-5-sulfonyl chloride