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