SMILES: CC(=CCC1=C(C2=C(C=C1O)OC3=C(C=C(C(=C3C2=O)CC=C(C)C)OC)OC)O)C
Description: The molecule is a member of the class of xanthones that is 9H-xanthen-9-one substituted by hydroxy groups at positions 1 and 3, methoxy groups at positions 5 and 7 and two isoprenyl groups at positions 2 and 8 respectively. It is isolated from Cratoxylum Sumatranum and exhibits cytotoxicity towards the KB (human oral epidermoid) cancer cell line It has a role as a metabolite and an antineoplastic agent. It is a polyphenol, an aromatic ether and a member of xanthones.