InChI=1/C13H10N4O3S2/c1-6-10(9-11(18)15-13(14)16-12(9)21-6)22-8-4-2-7(3-5-8)17(19)20/h2-5H,1H3,(H3,14,15,16,18)/f/h15H,14H2 345A90AEB54A83A4