InChI=1/C14H14N4O2S2/c15-13-16-17-14(22-13)21-8-11(19)9-3-5-10(6-4-9)18-7-1-2-12(18)20/h3-6H,1-2,7-8H2,(H2,15,16)/f/h15H2 5D2FE071ADECE211