InChI=1/C17H16ClN3O3/c18-12-1-3-13(4-2-12)19-17(23)20-14-5-7-15(8-6-14)21-9-10-24-11-16(21)22/h1-8H,9-11H2,(H2,19,20,23)/f/h19-20H F41B2E0B7F2B5AE3