InChI=1S/C31H34O13/c1-30(2)12-4-5-31(3)21(12)20(30)11-6-10(15-7-13(32)19-18(41-15)8-14(33)22(34)23(19)35)16(9-17(11)44-31)42-29-26(38)24(36)25(37)27(43-29)28(39)40/h6,8-9,12,15,20-21,24-27,29,33-38H,4-5,7H2,1-3H3,(H,39,40)