furan,trifluoromethyl
Furan
1461-36-5(3aR)-2,3,3aα,4,4aα,5,6,7,9,9aα-Decahydro-5α-acetyloxy-5,8-dimethyl-3-methyleneazuleno[6,5-b]furan-2-one 14026-87-04a,7-dimethyl-3-methylidene-3a,4,4a,4b,5,7b-hexahydrocyclopropa[6,7]indeno[4,5-b]furan-2,6(3H,3bH)-dione