3-Methyl-4-nitro-2-(trifluoromethoxy)pyridine
6-Nitro-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
2-Methyl-6-nitro-3-(trifluoromethoxy)pyridine
2-Nitro-4-(trifluoromethoxy)pyridine-6-carboxaldehyde
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