InChI=1S/C20H34O2/c1-13(2)15-7-9-19(4)11-16-14(3)5-6-18(16)20(22,12-21)10-8-17(15)19/h14-18,21-22H,1,5-12H2,2-4H3/t14-,15-,16-,17-,18+,19+,20-/m0/s1