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