InChI=1/C16H18N2OS/c1-2-20-16(17)18-14-8-10-15(11-9-14)19-12-13-6-4-3-5-7-13/h3-11H,2,12H2,1H3,(H2,17,18)/f/h17-18H 757E2B452B4043CF