6-Amino-2-(difluoromethyl)-3-hydroxy-4-(trifluoromethoxy)pyridine
3-Amino-2-(fluoromethyl)-5-nitro-6-(trifluoromethoxy)pyridine
3-Amino-2-(fluoromethyl)-4-nitro-5-(trifluoromethoxy)pyridine
5-Amino-4-nitro-3-(trifluoromethoxy)pyridine-2-methanol
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