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Methyl 7-allyl-6-hydroxy-5-oxo-1,2,3,5-tetrahydroindolizine-8-carboxyate

Methyl 7-benzyloxy-1h-indazole-3-carboxylate

Methyl 7-bromo-1h-indazole-3-carboxylate

Methyl 7-bromo-2,3-dihydro-1h-1-benzazepine-4-carboxylate

Methyl 7-bromo-3-oxo-3,4-dihydroquinoxaline-2-carboxylate

Methyl 7-chloro-1h-indazole-3-carboxylate

Methyl 7-chloro-2-methyl-3-oxo-3,4-dihydro-2h-1,4-benzoxazine-2-carboxylate

Methyl 7-chloro-3-oxo-3,4-dihydroquinoxaline-2-carboxylate

Methyl 7-chloro-4-hydroxyquinoline-2-carboxylate

Methyl 7-chloroheptanoate

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