methyl 3-oxo-3,4-dihydrospiro[benzo[b][1,4]oxazine-2,1'-cyclopropane]-6-carboxylate

methyl 3-oxo-3,4-dihydrospiro[benzo[b][1,4]oxazine-2,1'-cyclopropane]-6-carboxylate · CAS 959937-71-4