InChI=1/C14H20N2OS/c1-10-4-3-5-13(11(10)2)15-14(18)16-8-6-12(17)7-9-16/h3-5,12,17H,6-9H2,1-2H3,(H,15,18)/f/h15H 27E4203DC5F2257A