InChI=1S/C38H28O18/c39-11-22-29(43)32(46)33(56-37(53)36(51)52)38(55-22)54-21-6-2-4-15-24(17-8-13(35(49)50)10-20(42)27(17)31(45)28(15)21)23-14-3-1-5-18(40)25(14)30(44)26-16(23)7-12(34(47)48)9-19(26)41/h1-10,22-24,29,32-33,38-43,46H,11H2,(H,47,48)(H,49,50)(H,51,52)/t22?,23-,24-,29?,32?,33?,38?/m0/s1