6-Bromopicolinic acid methyl esterMethyl 6-bromopicolinate2-Bromo-6-(methoxycarbonyl)pyridineMethyl 6-bromopyridine-2-carboxylate 98%Methyl-6-bromopyridine-2-carboxylate甲基-6-溴吡啶-2-羧酸酯6-溴吡啶甲酸甲酯Methyl 6-bromo-2-pyridinecarboxylate6-溴-2-吡啶甲酸甲酯Methyl 6-bromopicolinate