InChI=1/C16H18N4O2S/c17-8-11-1-3-12(4-2-11)15(21)19-13-7-14(18-9-13)16(22)20-5-6-23-10-20/h1-4,13-14,18H,5-7,9-10H2,(H,19,21)/t13-,14-/m0/s1/f/h19H B061E11FA386A98A