4.
Name: Cyclopenta(c)furo(3,2:4,5)furo(2,3-h)(1)benzopyran-1,11-dione, 2,3,6a,8,9,9a-hexahydro-8,9-dihydroxy-4-methoxy-, 8-m-chlorobenzoate
CAS: 64267-66-9



8.
Name: 2H-Indeno(1,2-b)furan-2-one, 3-((((2R)-2,5-dihydro-4-methyl-5-oxo-2-furanyl)oxy)methylene)-3,3a,4,8b-tetrahydro-, (3E,3aR,8bS)-rel-
CAS: 76974-79-3


