InChI=1/C21H15N5O3S2/c22-20-19(31(28,29)17-9-4-10-30-17)18-21(25-16-8-2-1-7-15(16)24-18)26(20)23-12-13-5-3-6-14(27)11-13/h1-12,27H,22H2/b23-12+ D1CB0E5DD7F40CBF