InChI=1/C15H19ClN2O3/c16-11-4-3-5-12(10-11)17-15(21)18-9-2-1-6-13(18)7-8-14(19)20/h3-5,10,13H,1-2,6-9H2,(H,17,21)(H,19,20)/p-1/t13-/m1/s1/fC15H18ClN2O3/h17H/q-1 4D48F2F612144B7B