Synonyms: 2H-Pyran-2-one,3-[[(2R,3aS,5aR,6R,9aR,9bS)-dodecahydro-5a,9b-dimethyl-7-methylene-2-(2-methyl-1-propenyl)naphtho[2,1-b]furan-6-yl]methyl]-4-hydroxy-5,6-dimethyl-(9CI); 2H-Pyran-2-one,3-[[dodecahydro-5a,9b-dimethyl-7-methylene-2-(2-methyl-1-propenyl)naphtho[2,1-b]furan-6-yl]methyl]-4-hydroxy-5,6-dimethyl-,[2R-(2a,3aa,5ab,6a,9aa,9bb)]-; Subglutinol B