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