InChI=1S/C31H34O13/c1-14(2)4-3-6-31(13-32)7-5-15-8-17(21-11-19(35)24-18(34)9-16(33)10-23(24)41-21)22(12-20(15)44-31)42-30-27(38)25(36)26(37)28(43-30)29(39)40/h4-5,7-10,12,21,25-28,30,32-34,36-38H,3,6,11,13H2,1-2H3,(H,39,40)