furan,thiazolidine
Furan
5255-51-62-hydroxy-6a-methyl-4b,5,6,6a,6b,9,9a,10,10a,10b,11,12-dodecahydro-8H-naphtho[2',1':4,5]indeno[1,2-b]furan-8-one 73680-94-13,3a,4,4a,7a,8,9,9a-Octahydro-4-hydroxy-4a,8-dimethyl-3-methyleneazuleno[6,5-b]furan-2,5-dione