InChI=1S/C42H32O10/c43-22-5-1-19(2-6-22)41-36(21-11-25(46)13-26(47)12-21)38-31-17-29(28-10-9-24(45)15-32(28)49)37-30(14-27(48)16-33(37)50)40-39(31)35(18-34(38)51-41)52-42(40)20-3-7-23(44)8-4-20/h1-16,18,29,36,40-50H,17H2