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