InChI=1/C15H21N3OS/c1-19-14-8-6-13(7-9-14)18-11-17(10-16-15(18)20)12-4-2-3-5-12/h6-9,12H,2-5,10-11H2,1H3,(H,16,20)/f/h16H 94673BCE1BC04BD8