InChI=1/C16H19N5O3S2/c22-26(23,21-8-10-24-11-9-21)15-5-3-13(4-6-15)19-16(25)20-18-12-14-2-1-7-17-14/h1-7,12,17H,8-11H2,(H2,19,20,25)/b18-12+/f/h19-20H 1520BB209B1ED8EA