73675-60-2 Cyclodeca(b)furan-10-carboxaldehyde, 2,3,3a,4,7,8,11,11a-octahydro-4-hydroxy-6-methyl-3-methylene-2-oxo-, (3aS-(3aR*,4S*,5E,9E,11aS*))- NSC 374719 SCHKURIOLIDE Schkuhriolide