InChI=1S/C22H36O2/c1-16(12-15-24-18(3)23)8-10-19-17(2)9-11-20-21(4,5)13-7-14-22(19,20)6/h9,12,19-20H,7-8,10-11,13-15H2,1-6H3/b16-12+/t19-,20?,22+/m0/s1