InChI=1S/C31H32O12/c1-30(2,39)13-17(32)20-25-15(10-11-31(3,4)43-25)24-19(16(12-18(33)40-24)14-8-6-5-7-9-14)26(20)41-29-23(36)21(34)22(35)27(42-29)28(37)38/h5-12,21-23,27,29,34-36,39H,13H2,1-4H3,(H,37,38)