2(1H)-naphthalenone, 4-[2-(3-furanyl)ethyl]-4a,5,6,7,8,8a-hexahydro-1-hydroxy-3,4a,8,8-tetramethyl-, (1R,4aS,8aS)- 4-(2-Furan-3-yl-ethyl)-1-hydroxy-3,4a,8,8-tetramethyl-4a,5,6,7,8,8a-hexahydro-1H-naphthalen-2-one 6beta-Hydroxy-15,16-epoxylabda-8,13(16),14-trien-7-one InChI=1/C20H28O3/c1-13-15(7-6-14-8-11-23-12-14)20(4)10-5-9-19(2,3)18(20)17(22)16(13)21/h8,11-12,17-18,22H,5-7,9-10H2,1-4H3/t17-,18-,20+/m0/s rel-(5R,6R,7S)-7-hydroxy-8-oxo-13,20-didehydro-5,6,7,8,11,12,13-octahydro-20:5,10-dicycloretinal