InChI=1/C15H15N5O4S2/c16-14(17)20-26(22,23)12-6-3-10(4-7-12)18-15(25)19-13(21)8-5-11-2-1-9-24-11/h1-9H,(H4,16,17,20)(H2,18,19,21,25)/b8-5+/f/h18-19H,16-17H2 AA5657BC45A8E601