InChI=1S/C28H26N2O11/c1-11(2)27(37)41-28(6)25(39-13(4)32)21-19(24(38-12(3)31)26(28)40-14(5)33)18-20(30(21)10-29)23(36)17-15(22(18)35)8-7-9-16(17)34/h7-9,11,24-26,34H,1-6H3/t24-,25+,26+,28+/m0/s1