InChI=1S/C26H42O/c1-20(2)11-8-16-24(6)25-18-17-22(4)14-9-12-21(3)13-10-15-23(5)19-26(25)27-7/h11-12,15,17,25-26H,6,8-10,13-14,16,18-19H2,1-5,7H3/b21-12-,22-17+,23-15+/t25-,26+/m1/s1