InChI=1/C13H14N4O2S2/c1-16(2)9-5-3-8(4-6-9)7-10-11(18)17(13(20)21-10)15-12(14)19/h3-7H,1-2H3,(H3,14,15,19)/b10-7+/f/h15H,14H2 F11E04492A9AF400