149471-07-8 1H-1,4a-Methanocyclopenta(b)naphtho(2,3-e)pyran-12-carboxaldehyde, 2,3,3a,5,10,11a-hexahydro-8-hydroxy-3a,12-dimethyl-5,10-dioxo-, (1S-(1alpha,3abeta,4aalpha,11abeta,12R*))- Isopinnatal