InChI=1S/C26H28O14/c1-8-19(32)22(35)23(36)26(38-8)40-25-20(33)14(31)7-37-24(25)18-13(30)6-16-17(21(18)34)12(29)5-15(39-16)9-2-3-10(27)11(28)4-9/h2-6,8,14,19-20,22-28,30-36H,7H2,1H3/t8-,14+,19-,20-,22+,23+,24-,25+,26-/m0/s1