4-Amino-2-fluoro-3-nitro-5-(trifluoromethoxy)pyridine
5-Amino-4-fluoro-3-nitro-2-(trifluoromethoxy)pyridine
6-Amino-3-fluoro-4-nitro-2-(trifluoromethoxy)pyridine
4,6-Dimethoxy-3-hydroxy-2-(trifluoromethoxy)pyridine
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