InChI=1S/C26H33NO10/c1-26(2,37-25-22(31)20(29)21(30)23(36-25)24(32)33)14-27-19(28)10-8-6-4-3-5-7-9-16-11-12-17-18(13-16)35-15-34-17/h4,6-13,20-23,25,29-31H,3,5,14-15H2,1-2H3,(H,27,28)(H,32,33)/b6-4+,9-7+,10-8+