Methyl 3-methoxy-5-(2,3,5-trichlorophenyl)isonicotinate
Methyl 2-methoxy-3-(2,3,6-trichlorophenyl)isonicotinate
Methyl 6-(2,3,6-trichlorophenyl)picolinate
Methyl 5-(2,3,5-trichlorophenyl)picolinate
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