InChI=1/C15H18N4S/c1-9-6-7-13-11(8-9)10-4-3-5-12(14(10)19(13)2)17-18-15(16)20/h6-8H,3-5H2,1-2H3,(H3,16,18,20)/b17-12+/f/h18H,16H2 BFF542803B5F7FBA