InChI=1/C13H17ClN2O3/c1-9-6-10(14)2-3-12(9)16-13(17)15-7-11-8-18-4-5-19-11/h2-3,6,11H,4-5,7-8H2,1H3,(H2,15,16,17)/t11-/m1/s1/f/h15-16H 655B2EC43AAB82D1