InChI=1/C17H24N2OS/c20-14-17(3-1-2-4-17)21-15(18-14)19-16-8-11-5-12(9-16)7-13(6-11)10-16/h11-13H,1-10H2,(H,18,19,20)/f/h19H D1C72F0B82FA4AF8