InChI=1/C18H19ClN2O2/c1-13(17-4-2-3-5-18(17)19)21-11-15(22)12-23-16-8-6-14(10-20)7-9-16/h2-9,13,15,21-22H,11-12H2,1H3/p+1/t13-,15-/m0/s1/fC18H20ClN2O2/h21H/q+1 A74962E0107496C9