InChI=1/C19H21ClN2O2/c1-4-5-10-16-18(19(23)24-3)17(14(11-21)12(2)22-16)13-8-6-7-9-15(13)20/h6-9,17,22H,4-5,10H2,1-3H3/t17-/m0/s1 0178E660110A0FE5