InChI=1S/C18H20N3O2S/c1-13-11-20-14(10-17(13)23-9-5-8-22-2)12-24-21-16-7-4-3-6-15(16)19-18(20)21/h3-4,6-7,10-11H,5,8-9,12H2,1-2H3/q+1