azuleno,furan,dione
Furan
100198-67-2Propanedioic acid,1,3-dithiolan-2-ylidene-,bis(1-methylethyl) ester,mixt. with 2,3-dihydro-2,2-dimethyl-7-benzofuranyl methylcarbamate
100187-60-8Benzeneaceticacid, 4-hydroxy-, 8-(b-D-glucopyranosyloxy)dodecahydro-3,6,9-tris(methylene)-2-oxoazuleno[4,5-b]furan-4-ylester, [3aR-(3aa,4a,6aa,8b,9aa,9bb)]-