InChI=1S/C19H16ClN3O3S/c20-16-9-8-15(27-16)19(26)22-11-10-21-18(25)13-4-6-14(7-5-13)23-12-2-1-3-17(23)24/h1-9,12H,10-11H2,(H,21,25)(H,22,26)