InChI=1S/C26H36O8/c1-18(2)13-14-20(27)25(3)24-23(32-4)19(15-16-26(24,31)17-33-25)34-22(30)12-10-8-6-5-7-9-11-21(28)29/h5-13,19-20,23-24,27,31H,14-17H2,1-4H3,(H,28,29)/b7-5+,8-6+,11-9+,12-10+/t19-,20-,23-,24-,25-,26+/m1/s1