InChI=1/C18H21N5O2S/c1-22-8-10-23(11-9-22)17-7-6-14(12-19-17)13-20-18-15-4-2-3-5-16(15)26(24,25)21-18/h2-7,12H,8-11,13H2,1H3,(H,20,21)/p+2/fC18H23N5O2S/h19-20,22H/q+2 9B293861217AF5B3