2-Amino-3-cyano-5-fluoro-4-(trifluoromethoxy)pyridine
4-Amino-3-bromo-5-cyano-2-(trifluoromethoxy)pyridine
5-Amino-4-cyano-3-hydroxy-2-(trifluoromethoxy)pyridine
4-Amino-2-bromo-5-cyano-3-(trifluoromethoxy)pyridine
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