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