InChI=1S/C26H38O5/c1-16(2)12-23(28)30-11-9-21-24-19(15-31-22(24)13-17(3)27)18-14-26(21,6)10-8-20(18)25(4,5)29-7/h9,11-12,18,20-22H,8,10,13-15H2,1-7H3/b11-9+/t18-,20-,21+,22+,26+/m1/s1