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