5-Chloro-4-methyl-2-nitro-3-(trifluoromethoxy)pyridine
3-Chloro-2-methyl-6-nitro-5-(trifluoromethoxy)pyridine
6-Cyano-2-methoxy-4-(trifluoromethoxy)pyridine-3-carboxaldehyde
2-Cyano-6-methoxy-3-(trifluoromethoxy)pyridine-4-carboxaldehyde
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