InChI=1/C18H14N4O3S2/c1-26-10-6-7-11-15(8-10)27-18(19-11)20-17-22-21-16(25-17)14-9-23-12-4-2-3-5-13(12)24-14/h2-8,14H,9H2,1H3,(H,19,20,22)/t14-/m1/s1/f/h20H 23DCC76B30EFCB23