InChI=1/C18H17N7O2S/c26-25(27)14-8-4-5-12(9-14)11-19-24-17(22-23-18(24)28)16-10-15(20-21-16)13-6-2-1-3-7-13/h1-11,16-18,22-23,28H/b19-11+/t16-,17-,18+/m1/s1 3C1DA2BBA147C0E5