InChI=1S/C31H34O13/c1-13(2)5-4-7-31(3)8-6-14-9-15(16(32)10-18(14)44-31)19-11-17(33)22-20(41-19)12-21(23(34)24(22)35)42-30-27(38)25(36)26(37)28(43-30)29(39)40/h5-6,8-10,12,19,25-28,30,32,34-38H,4,7,11H2,1-3H3,(H,39,40)