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