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