InChI=1/C16H17ClN2O2/c17-14-3-1-2-13(8-14)11-21-15-6-4-12(5-7-15)9-19-10-16(18)20/h1-8,19H,9-11H2,(H2,18,20)/p+1/fC16H18ClN2O2/h19H,18H2/q+1 CCE12B9E010E46DC