InChI=1/C17H13ClN2O3/c1-9-19-13-8-12(3-5-15(13)22-9)20-17(21)16-7-10-6-11(18)2-4-14(10)23-16/h2-6,8,16H,7H2,1H3,(H,20,21)/t16-/m1/s1/f/h20H 679999F8A0E0A31C