5-(Chloromethyl)-2,3-diiodo-6-(trifluoromethoxy)pyridine
3-Bromo-2,6-diamino-5-(trifluoromethoxy)pyridine
4-(Chloromethyl)-2,3-diiodo-5-(trifluoromethoxy)pyridine
2-Bromo-3,6-diamino-4-(trifluoromethoxy)pyridine
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