InChI=1S/C26H28O21/c27-3-7-17-15(34)20(25(41)42-7)45-23(39)5-1-6(28)16(46-26-14(33)12(31)13(32)19(47-26)22(37)38)11(30)9(5)10-4(21(35)36)2-8(29)43-18(10)24(40)44-17/h1,4,7,10,12-15,17-20,25-28,30-34,41H,2-3H2,(H,35,36)(H,37,38)