InChI=1S/C26H26O15/c27-9-6-11(8-4-2-1-3-5-8)39-21-12(9)15(30)18(33)23(13(21)22-17(32)14(29)10(28)7-38-22)40-26-20(35)16(31)19(34)24(41-26)25(36)37/h1-6,10,14,16-17,19-20,22,24,26,28-35H,7H2,(H,36,37)