3,13-Ethano-1H,10H-furo[3,4-c]furo[2',3':6,7]naphtho[2,3-b] pyran-3(3aH)-carboxylic acid, 4-(acetyloxy)-4,5,6a,7,7a,8, 12a,13-octahydro-14,15-dihydroxy-8,12a-dimethyl-5,10-dioxo-, methyl ester, (3S,3aS,4R,6aR,7aS,8S,12aS,13R,13aR,14R,15S)- 82290-17-3 NSC344025 SERGEOLIDE Sergiolide