InChI=1S/C17H21N3O3S/c1-10(2)17(24-3)15(22)19-16(23,14(21)20-17)8-11-9-18-13-7-5-4-6-12(11)13/h4-7,9-10,18,23H,8H2,1-3H3,(H,19,22)(H,20,21)/t16-,17-/m1/s1