2,3-Dimethoxy-4-hydroxy-5,7,8,9-tetrahydro-6H-benzocyclohepten-6-one 2,3-Dimethoxy-4-hydroxy-6-oxobenzocycloheptane 49562-04-1 5,7,8,9-Tetrahydro-2,3-dimethoxy-4-hydroxy-6H-benzocyclohepten-6-one 6H-Benzocyclohepten-6-one, 5,7,8,9-tetrahydro-2,3-dimethoxy-4-hydroxy- BRN 2056086