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