2,5-Diamino-3-fluoro-4-(trifluoromethoxy)pyridine
4,6-Diamino-3-fluoro-2-(trifluoromethoxy)pyridine
3-Methyl-4-(trifluoromethoxy)pyridine-2-sulfonyl chloride
2,3-Diamino-5-fluoro-6-(trifluoromethoxy)pyridine
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