3-Bromo-2-chloro-5-nitro-4-(trifluoromethoxy)pyridine
4-Amino-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-5-methanol
6-Bromo-2-chloro-3-nitro-4-(trifluoromethoxy)pyridine
2-Bromo-6-chloro-4-nitro-3-(trifluoromethoxy)pyridine
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