InChI=1/C16H14N4O3S2/c21-15(19-10-5-8-25(22,23)9-10)13-14(18-7-6-17-13)16-20-11-3-1-2-4-12(11)24-16/h1-4,6-7,10H,5,8-9H2,(H,19,21)/t10-/m1/s1/f/h19H 8BE3B869E05BE8D6