InChI=1/C15H21N5OS/c1-9-12(10(2)20(3)19-9)13(21)16-15-18-17-14(22-15)11-7-5-4-6-8-11/h11H,4-8H2,1-3H3,(H,16,18,21)/f/h16H 8B4E0D61FCB51022