InChI=1/C16H19ClN2O3/c1-18-7-2-8-19-10-12-4-6-15(22-12)13-9-11(16(20)21)3-5-14(13)17/h3-6,9,18-19H,2,7-8,10H2,1H3,(H,20,21)/p+1/fC16H20ClN2O3/h18-19H/q+1 E7DB1760258A453B