130288-58-3 3,4-Dihydro-5,6',7-trihydroxy-6'-methyl-6-(3-methyl-1-oxobutyl)sprio(2H-1-benzopyran-2,2'-bicyclo(3.1.1)heptane)-8-carboxaldehyde Euglobal G3 Spiro(2H-1-benzopyran-2,2'-bicyclo(3.1.1)heptane)-8-carboxaldehyde, 3,4-dihydro-5,6',7-trihydroxy-6'-methyl-6-(3-methyl-1-oxobutyl)- Sprio(2H-1-benzopyran-2,2'-bicyclo(3.1.1)heptane)-8-carboxaldehyde, 3,4-dihydro-5,6',7-trihydroxy-6'-methyl-6-(3-methyl-1-oxobutyl)-