InChI=1S/C26H19N3O10S3/c30-23-14-18(41(34,35)36)12-15-11-17(40(31,32)33)13-22(25(15)23)29-28-20-9-10-21(27-16-5-2-1-3-6-16)26-19(20)7-4-8-24(26)42(37,38)39/h1-14,27,30H,(H,31,32,33)(H,34,35,36)(H,37,38,39)/b29-28+