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