1-phenanthrenemethanol, 7-ethenyl-1,2,3,4,4a,5,6,7,8,9,10,10a-dodecahydro-2-hydroxy-1,4a,7-trimethyl- InChI=1/C20H32O2/c1-5-18(2)10-8-15-14(12-18)6-7-16-19(15,3)11-9-17(22)20(16,4)13-21/h5,16-17,21-22H,1,6-13H2,2-4H pimara-8,15-diene-3,18-diol