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