InChI=1/C15H19N3OS/c1-8(2)18-6-5-10-11(7-18)20-15-12(10)14(19)16-13(17-15)9-3-4-9/h8-9H,3-7H2,1-2H3,(H,16,17,19)/f/h16H 54F2892969487523