InChI=1/C18H20N4O2S/c23-18(21-11-17-19-7-8-20-17)16-6-5-15(25-16)14-4-1-9-22(14)12-13-3-2-10-24-13/h2-3,5-8,10,14H,1,4,9,11-12H2,(H,19,20)(H,21,23)/p+2/t14-/m0/s1/fC18H22N4O2S/h19-22H/q+2 D937DA52198E8BE1