3,6-Dihydroxy-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine
5-(Fluoromethyl)-2-methyl-4-(trifluoromethoxy)pyridine-3-acetic acid
6-Nitro-3-(trifluoromethoxy)pyridine-2-methanol
2,5-Dihydroxy-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine
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