160791-13-9 3,9-Ethano-4H-furo[2,3-g][2]benzopyran-2,7-dione,4-(acetyloxy)-5-(3-furanyl)-3,3a,4a,5,9,9a-hexahydro-3,8,9a-trimethyl-, (3a,3ab,4a,4ab,5b,9a,9ab)-(+)- 160791-14-0 Oxireno[6,7]indeno[2,1-c]pyran-3-carboxylicacid,4-(acetyloxy)-5-(3-furanyl)-1a,2,3,3a,4,4a,5,7,8b,8c-decahydro-3,8,8b-trimethyl-7-oxo-,methyl ester, (1aa,3b,3ab,4a,4aa,5a,8bb,8ca)-(+)-