InChI=1S/C31H34O12/c1-13(2)5-8-17-20(42-31-27(38)25(36)26(37)29(43-31)30(39)40)12-21-22(23(17)34)24(35)18(9-6-14(3)4)28(41-21)16-10-7-15(32)11-19(16)33/h5-8,10-13,25-27,29,31-34,36-38H,9H2,1-4H3,(H,39,40)