(-)-Isopolygodial (-)-epi-Polygodial 1,2-Naphthalenedicarboxaldehyde, 1,4,4a,5,6,7,8,8a-octahydro-5,5,8a-trimethyl-, (1S,4aS,8aS)- 1,2-Naphthalenedicarboxaldehyde, 1,4,4a,5,6,7,8,8a-octahydro-5,5,8a-trimethyl-, (1S-(1alpha,4aalpha,8abeta))- 1,2-Naphthalenedicarboxaldehyde, 1beta,4,4alpha,5,6,7,8,8a-octahydro-5,5,8abeta-trimethyl- 5956-39-8 72581-70-5 CCRIS 1713 Epipolygodial Isopolygodial Isotadeonal