InChI=1S/C31H30O15/c1-42-21-6-11(2-3-19(21)44-31-26(39)24(37)25(38)29(46-31)30(40)41)27-15(10-32)14-4-12(5-18(36)28(14)45-27)20-9-17(35)23-16(34)7-13(33)8-22(23)43-20/h2-8,15,20,24-27,29,31-34,36-39H,9-10H2,1H3,(H,40,41)