InChI=1S/C28H30O9/c1-23(2)27-12-11-24(3)26(32,25(27,4)21(30)28(23,34-6)22(31)37-27)14-17-19(36-24)13-18(35-20(17)29)15-7-9-16(33-5)10-8-15/h7-10,13,32H,11-12,14H2,1-6H3/t24-,25-,26-,27-,28+/m1/s1