InChI=1S/C20H34O2/c1-7-14(2)9-10-15-19(5)12-8-11-18(3,4)16(19)13-17(21)20(15,6)22/h7,9,15-17,21-22H,1,8,10-13H2,2-6H3/b14-9+/t15-,16+,17-,19-,20-/m0/s1