InChI=1/C16H14N4O2S2/c21-15(17-12-5-7-22-13-4-2-1-3-11(12)13)18-16-20-19-14(24-16)10-6-8-23-9-10/h1-4,6,8-9,12H,5,7H2,(H2,17,18,20,21)/t12-/m1/s1/f/h17-18H 3E2781F0C650F0E3