1,1,4a-Trimethyl-6-methylene-5-(3-methylene-pent-4-enyl)-octahydro-naphthalen-2-one 2(1H)-naphthalenone, octahydro-1,1,4a-trimethyl-6-methylene-5-(3-methylene-4-pentenyl)-, (4aR,5S)- 3-Oxo-labda-8(17),13(16),14-triene InChI=1/C20H30O/c1-7-14(2)8-10-16-15(3)9-11-17-19(4,5)18(21)12-13-20(16,17)6/h7,16-17H,1-3,8-13H2,4-6H3/t16-,17?,20+/m0/s rel-(4aR,5S)-1,1,4a-trimethyl-6-methylene-5-(3-methylenepent-4-en-1-yl)octahydronaphthalen-2(1H)-one