InChI=1/C15H17N3O2S/c1-3-16-15-18(4-2)12(9-21-15)10-5-6-13-11(7-10)17-14(19)8-20-13/h5-7,9H,3-4,8H2,1-2H3,(H,17,19)/p+1/fC15H18N3O2S/h16-17H/q+1 D14F4D1129D578AD