InChI=1S/C31H32O12/c1-14(2)11-18(33)21-26-16(9-10-31(3,13-32)43-26)25-20(17(12-19(34)40-25)15-7-5-4-6-8-15)27(21)41-30-24(37)22(35)23(36)28(42-30)29(38)39/h4-10,12,14,22-24,28,30,32,35-37H,11,13H2,1-3H3,(H,38,39)