InChI=1/C21H24N2OS/c1-16-20(24)23(21(25-16)11-3-2-4-12-21)19-7-5-17(6-8-19)15-18-9-13-22-14-10-18/h5-10,13-14,16H,2-4,11-12,15H2,1H3/t16-/m0/s1 68F1D0CB0EB6524D