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