Methyl 3-fluoro-5-(2,3,5-trichlorophenyl)picolinate
Methyl 2-fluoro-5-(2,3,6-trichlorophenyl)isonicotinate
Methyl 2-fluoro-3-(2,3,6-trichlorophenyl)isonicotinate
3-Chloro-4-(2,3-difluorophenyl)-2,5,6-trifluoropyridine
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