InChI=1/C13H11ClN2O2/c14-9-2-1-3-10(6-9)16-13(18)11(7-15)12(17)8-4-5-8/h1-3,6,8,11H,4-5H2,(H,16,18)/t11-/m1/s1/f/h16H B77C5F61D4058EB4