InChI=1/C15H15N7O3S2/c1-8-6-26-14(17-8)18-12(25)7-27-15-19-13(21-22-15)20-16-5-9-2-3-10(23)4-11(9)24/h2-6,23-24H,7H2,1H3,(H,17,18,25)(H2,19,20,21,22)/b16-5+/f/h18,20-21H FD3294599BB6240C