InChI=1/C18H16N4O3S2/c1-19-27(24,25)9-11-2-4-12(5-3-11)20-8-13-16-14(22-18(13)23)6-7-15-17(16)26-10-21-15/h2-8,10,19,22-23H,9H2,1H3/p-1/fC18H15N4O3S2/h23h/q-1 473F946D8C51DD42