InChI=1/C17H16ClNO2/c1-10-5-11(2)7-14(6-10)19-17(20)16-9-12-8-13(18)3-4-15(12)21-16/h3-8,16H,9H2,1-2H3,(H,19,20)/t16-/m0/s1/f/h19H 1CB62BD426EE6B18