InChI=1S/C31H34O13/c1-12(2)5-4-6-31(3)28-26(42-28)15-9-14(16(33)10-19(15)44-31)18-11-17(34)22-20(40-18)7-13(32)8-21(22)41-30-25(37)23(35)24(36)27(43-30)29(38)39/h5,7-10,18,23-28,30,32-33,35-37H,4,6,11H2,1-3H3,(H,38,39)