InChI=1S/C26H38O5/c1-16(2)12-23(28)30-11-9-22-20-14-26(6,29-7)31-24(20)21(15-27)19-13-25(22,5)10-8-18(19)17(3)4/h9,11-12,15,17-20,22H,8,10,13-14H2,1-7H3/b11-9+/t18-,19-,20-,22-,25-,26-/m0/s1