2-Amino-3-bromo-4-nitro-5-(trifluoromethoxy)pyridine
3,6-Dichloro-2-(trifluoromethoxy)pyridine-5-carboxaldehyde
5-Amino-4-bromo-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine
2,5-Dichloro-4-(trifluoromethoxy)pyridine-3-carboxaldehyde
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