Ethyl 2-amino-3-(2,4-dichlorophenyl)isonicotinate
Ethyl 5-(2,4-dichlorophenyl)-2-methoxyisonicotinate
Ethyl 5-chloro-2-(2,5-dichlorophenyl)isonicotinate
Ethyl 3-(2,4-dichlorophenyl)-6-methoxypicolinate
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