InChI=1S/C23H32O2/c1-17(2)9-10-18(3)11-12-19(4)13-14-20(5)15-16-21-7-6-8-22(24)23(21)25/h6-9,11,13,15,24-25H,10,12,14,16H2,1-5H3/b18-11+,19-13+,20-15+