InChI=1S/C26H50O2/c1-3-5-7-9-11-13-14-15-17-19-21-23-25-28-26(27)24-22-20-18-16-12-10-8-6-4-2/h9,11H,3-8,10,12-25H2,1-2H3/b11-9+