Ethyl 2-(2,3-difluorophenyl)-6-fluoroisonicotinate
Ethyl 2-(2,3-difluorophenyl)-5-fluoroisonicotinate
Ethyl 2-(2,3-difluorophenyl)-3-fluoroisonicotinate
Ethyl 6-chloro-5-(4-(trifluoromethoxy)phenyl)picolinate
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