InChI=1S/C25H42O3/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-23(26)18-22-19-24(27)21-25(28)20-22/h9-10,19-21,23,26-28H,2-8,11-18H2,1H3/b10-9+/t23-/m1/s1