InChI=1/C18H19N3O3S/c1-11(2)17(23)19-13-5-4-6-15(7-13)24-10-14-8-16(22)21-9-12(3)25-18(21)20-14/h4-9,11H,10H2,1-3H3,(H,19,23)/f/h19H 18661F202B7679E9