InChI=1/C14H16N4O2S2/c15-22(19,20)13-6-4-12(5-7-13)18-14(21)17-10-8-11-3-1-2-9-16-11/h1-7,9H,8,10H2,(H2,15,19,20)(H2,17,18,21)/f/h17-18H,15H2 4504DB31E5827409