InChI=1/C17H18N2OS/c1-3-14-11-7-8-12-19(14)15(17(21)18-2)16(20)13-9-5-4-6-10-13/h4-12H,3H2,1-2H3,(H-,18,20,21)/f/h18H/b17-15+ 1D5DE1DA273055C7