InChI=1S/C18H24ClN3O3/c19-13-5-6-15-12(9-13)10-16(21-15)18(25)20-11-17(24)22(7-8-23)14-3-1-2-4-14/h5-6,9-10,14,17,21,23-24H,1-4,7-8,11H2,(H,20,25)/t17-/m1/s1