InChI=1S/C29H36O13/c1-15-22(34)23(35)24(36)29(39-15)42-27-25(37)28(38-13-12-17-4-9-19(32)10-5-17)40-20(14-30)26(27)41-21(33)11-6-16-2-7-18(31)8-3-16/h2-11,15,20,22-32,34-37H,12-14H2,1H3/b11-6+