InChI=1S/C13H17N5OS/c14-8(4-3-7-17-13(15)16)11(19)12-18-9-5-1-2-6-10(9)20-12/h1-2,5-6,8H,3-4,7,14H2,(H4,15,16,17)/t8-/m0/s1