2-Amino-5-nitro-3-(trifluoromethoxy)pyridine-6-acetonitrile
2-Amino-5-hydroxy-6-(trifluoromethoxy)pyridine-3-acetonitrile
3-Amino-2-iodo-6-(trifluoromethoxy)pyridine-5-acetonitrile
3-Amino-6-(fluoromethyl)-4-iodo-2-(trifluoromethoxy)pyridine
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