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