benzofuran,methylenebis,furan
Furan
25644-08-02-Methyl-2-butenoic acid dodecahydro-7-hydroxy-4a,8-dimethyl-3-methylene-2,5-dioxoazuleno[6,5-b]furan-4-yl ester
61388-43-0Phosphonic acid,[1-(2,5-dihydro-4,5,5-trimethyl-2-oxo-3-furanyl)-1-hydroxyethyl]-, diethylester