Ethyl 3-(2,5-dichlorophenyl)-2-fluoroisonicotinate
Ethyl 5-chloro-2-(2,5-dichlorophenyl)nicotinate
Ethyl 6-amino-5-(2,4-dichlorophenyl)picolinate
Ethyl 2-(2,4-dichlorophenyl)-3-fluoroisonicotinate
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