InChI=1/C13H15N5O2S/c1-10(17-18-13-15-7-4-8-16-13)11-5-3-6-12(9-11)21(19,20)14-2/h3-9,14H,1-2H3,(H,15,16,18)/b17-10+/f/h18H 97A4FEB84B1F714B