104992-92-9 Cyclotetradeca(b)furan-2(3H)-one, 4,12-bis(acetyloxy)-3a,4,5,8,9,12,13,15a-octahydro-6,10,14-trimethyl-3-methylene-, (3aS-(3aR*,4R*,6E,10E,12R*,14E,15aR*))- Kericembrenolide C