InChI=1/C16H14N4O3S2/c1-8-11-15(17-10-5-2-6-20(10)16(11)23)25-12(8)14(22)19-18-13(21)9-4-3-7-24-9/h3-4,7H,2,5-6H2,1H3,(H,18,21)(H,19,22)/f/h18-19H 1B4232267547DBD3