InChI=1/C21H21NS/c1-3-14-22(2)15-8-12-19-18-10-5-4-9-17(18)16-23-21-13-7-6-11-20(19)21/h1,4-7,9-13H,8,14-16H2,2H3/b19-12+ F522809BB0BFF26E