2-Amino-5-(fluoromethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine
3-Amino-2-bromo-5-nitro-6-(trifluoromethoxy)pyridine
3-Bromo-2,5-diiodo-4-(trifluoromethoxy)pyridine
6-Amino-4-(fluoromethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine
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