4-Amino-2-methyl-3-(trifluoromethoxy)pyridine-5-carboxaldehyde
3-Amino-5-bromo-4-(fluoromethyl)-2-(trifluoromethoxy)pyridine
4,5-Dimethoxy-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
5-Amino-4-bromo-2-(fluoromethyl)-3-(trifluoromethoxy)pyridine
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