InChI=1S/C26H28O15/c27-11-2-1-9(3-12(11)28)16-6-14(30)19-13(29)4-10(5-17(19)40-16)39-26-24(36)22(34)21(33)18(41-26)8-38-25-23(35)20(32)15(31)7-37-25/h1-6,15,18,20-29,31-36H,7-8H2/t15-,18-,20+,21-,22+,23-,24-,25+,26-/m1/s1