InChI=1/C13H13N5O3S/c1-18-12-10(11(14)17-22(18,19)20)15-9(13(16-12)21-2)8-6-4-3-5-7-8/h3-7H,1-2H3,(H2,14,17)/f/h14H2 A22422E8D8D1631B