InChI=1S/C56H40O12S/c57-38-19-17-34(18-20-38)55-50(35-12-7-13-43(26-35)68-69(62,63)64)53-45(28-42(61)30-48(53)67-55)52-44-22-31(15-21-46(44)65-56(52)33-10-5-2-6-11-33)14-16-36-23-41(60)29-47-49(36)51(37-24-39(58)27-40(59)25-37)54(66-47)32-8-3-1-4-9-32/h1-30,50-51,54-55,57-61H,(H,62,63,64)/b16-14+