InChI=1S/C62H48O15/c63-38-22-36(23-39(64)26-38)51-53-45(28-42(67)30-48(53)76-58(51)33-12-6-2-7-13-33)52-44-20-31(17-19-46(44)74-59(52)34-14-8-3-9-15-34)16-18-35-21-41(66)29-47-49(35)50(57(75-47)32-10-4-1-5-11-32)37-24-40(65)27-43(25-37)73-62-56(70)54(68)55(69)60(77-62)61(71)72/h1-30,50-51,54-58,60,62-70H,(H,71,72)/b18-16+