7aH-Indeno[5,6-b]furan-7a-carboxylicacid, 4,4a,5,6,7,8-hexahydro-4a,7-dimethyl-4,6-dioxo-, methyl ester, [4aR-(4aa,7a,7aa)]-

Order 159194-96-4 indeno,furan,carboxylicacid,hexahydro,dimethyl,dioxo,methyl,ester
Furan
5655-56-1(3R)-3aα,7,7aβ,8,9,9aα-Hexahydro-3α,5,8β-trimethylazuleno[6,5-b]furan-2,6(3H,4H)-dione