InChI=1/C15H13N7OS/c16-7-8-24-15-21-20-14(22(15)17)19-18-9-12-11-4-2-1-3-10(11)5-6-13(12)23/h1-6,9,23H,8,17H2,(H,19,20)/b18-9+/f/h19H 72DCBF1E9E55C47E