InChI=1/C16H18ClN3O3/c1-9-7-11(17)5-6-12(9)18-13(21)8-20-14(22)16(2,10-3-4-10)19-15(20)23/h5-7,10H,3-4,8H2,1-2H3,(H,18,21)(H,19,23)/t16-/m1/s1/f/h18-19H 0271E114B86D4C0E