InChI=1S/C26H26O12/c1-36-21-11-15(3-7-17(21)28)5-9-23(33)38-26(25(34)35)12-19(30)24(20(31)13-26)37-22(32)8-4-14-2-6-16(27)18(29)10-14/h2-11,19-20,24,27-31H,12-13H2,1H3,(H,34,35)/b8-4+,9-5+/t19?,20?,24?,26-