InChI=1S/C62H48O15/c63-38-19-15-33(16-20-38)58-50(35-8-4-10-40(65)25-35)49-37(27-43(30-48(49)76-58)73-62-56(70)54(68)55(69)60(77-62)61(71)72)14-12-31-13-23-46-44(24-31)52(59(74-46)34-17-21-39(64)22-18-34)45-28-42(67)29-47-53(45)51(36-9-5-11-41(66)26-36)57(75-47)32-6-2-1-3-7-32/h1-30,50-51,54-58,60,62-70H,(H,71,72)/b14-12+