InChI=1S/C26H28O13/c1-26(2)15(39-26)7-11-14(37-25-20(32)18(30)19(31)23(38-25)24(33)34)8-12(28)16(21(11)35-3)22-17(29)10-5-4-9(27)6-13(10)36-22/h4-6,8,15,18-20,22-23,25,27-28,30-32H,7H2,1-3H3,(H,33,34)