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