InChI=1S/C21H28N2OS/c1-3-21(24)23(18-8-5-4-6-9-18)19-11-13-22(14-12-19)17(2)16-20-10-7-15-25-20/h4-10,15,17,19H,3,11-14,16H2,1-2H3