3-Chloro-2-nitro-4-(trifluoromethoxy)pyridine-6-carboxamide
3-Chloro-2-methyl-5-(trifluoromethoxy)pyridine-6-carboxamide
6-Chloro-2-nitro-3-(trifluoromethoxy)pyridine-4-carboxamide
6-Chloro-2-nitro-4-(trifluoromethoxy)pyridine-3-carboxamide
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