InChI=1S/C31H34O11/c1-14(2)5-10-17-22(33)21-19(32)13-20(40-27(21)18-11-12-31(3,4)42-26(17)18)15-6-8-16(9-7-15)39-30-25(36)23(34)24(35)28(41-30)29(37)38/h5-9,11-12,20,23-25,28,30,33-36H,10,13H2,1-4H3,(H,37,38)