5-Cyano-4-(difluoromethyl)-3-hydroxy-2-methylpyridine
2,3-Dimethoxy-5-(fluoromethyl)-4-(trifluoromethoxy)pyridine
5-(Difluoromethyl)-2,3,4-trifluoropyridine
3-(3,4-Dichlorophenyl)-5-fluoropicolinic acid
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