InChI=1S/C22H20ClN3O3S/c23-19-12-11-18(30-19)22(29)25-17-5-3-4-16(17)24-21(28)14-7-9-15(10-8-14)26-13-2-1-6-20(26)27/h1-2,6-13,16-17H,3-5H2,(H,24,28)(H,25,29)/t16-,17+/m0/s1