N-(6-bromo-2,3-dimethoxybenzoyl)-6-hydroxy-8,9-methylenedioxy-1,2,3,4,5,6-hexahydro-3-benzazocine

7-(6-Bromo-2,3-dimethoxy-benzoyl)-9-phenylsulfanyl-6,7,8,9-tetrahydro-5H-1,3-dioxa-7-aza-cycloocta[f]inden-10-one

6-(chloromethyl)-2,3-dimethoxybenzoic acid ethyl ester