InChI=1/C18H17N3O2S/c1-8-5-10-9(2)7-18(3,4)21-14(10)11(6-8)12(16(21)23)13-15(22)20-17(24)19-13/h5-7,23H,1-4H3,(H,20,22,24)/p-1/fC18H16N3O2S/q-1 57CE48103F1E34FA