InChI=1/C17H20N2OS/c1-13-7-6-10-15(11-13)21-12-17(19-2,16(18)20)14-8-4-3-5-9-14/h3-11,19H,12H2,1-2H3,(H2,18,20)/t17-/m1/s1/f/h18H2 EB029CBA67334CF9