InChI=1/C17H14N4O2S/c22-16(6-4-12-9-24-10-18-12)19-11-3-5-14-13(8-11)17(23)21-7-1-2-15(21)20-14/h3-6,8-10H,1-2,7H2,(H,19,22)/b6-4+/f/h19H 4E471DF8B15D5D9C