tert-Butyl 2-bromo-6,6-dimethyl-4-oxo-4,6-dihydro-5H-thieno[2,3-c]pyrrole-5-carboxylate 1g

tert-Butyl 2-bromo-6,6-dimethyl-4-oxo-4,6-dihydro-5H-thieno[2,3-c]pyrrole-5-carboxylate 1g