Synonyms: 2-Naphthaleneaceticacid, 1,2b,3,4,4a,7-hexahydro-3a-hydroxy-4aa,8-dimethyl-a-methylene-7-oxo-, g-lactone (8CI);Naphtho[2,3-b]furan-2,6(3H,4H)-dione,3a,8a,9,9a-tetrahydro-5,8a-dimethyl-3-methylene-, [3aR-(3aa,8ab,9aa)]-; Yomogin (7CI); (-)-Yomogin