benzofuran,tetrone,furan
Furan
152340-61-92H-Cyclopenta[ij][2]benzopyran-2-one,7-(2,5-dihydro-3-methyl-5-oxo-2-furanyl)decahydro-3,3a,5,6-tetrahydroxy-4,7,8b-trimethyl-,[3R-[3a,3aa,4b,5b,6a,6ab,7b(R*),8aa,8ba]]- 100187-65-3Azuleno[4,5-b]furan-2(3H)-one,6-(b-D-glucopyranosyloxy)-3a,4,5,6,6a,7,9a,9b-octahydro-6,9-dimethyl-3-methylene-,[3aS-(3aa,6a,6aa,9aa,9bb)]-