InChI=1S/C16H16N4O2S/c1-2-13-12(8-17)15(22)20-16(19-13)23-10-14(21)18-9-11-6-4-3-5-7-11/h3-7H,2,9-10H2,1H3,(H,18,21)(H,19,20,22)