InChI=1S/C56H40O13S/c57-37-16-12-32(13-17-37)55-50(34-7-4-8-43(25-34)69-70(63,64)65)53-45(27-42(62)29-48(53)68-55)52-44-21-30(10-20-46(44)66-56(52)33-14-18-38(58)19-15-33)9-11-35-22-41(61)28-47-49(35)51(36-23-39(59)26-40(60)24-36)54(67-47)31-5-2-1-3-6-31/h1-29,50-51,54-55,57-62H,(H,63,64,65)/b11-9+