InChI=1S/C26H28O13/c1-26(2)16(39-26)7-11-13(28)4-3-10(12-8-36-15-6-9(27)5-14(29)17(15)18(12)30)22(11)37-25-21(33)19(31)20(32)23(38-25)24(34)35/h3-6,12,16,19-21,23,25,27-29,31-33H,7-8H2,1-2H3,(H,34,35)