InChI=1/C18H17ClN2O/c1-21-8-7-14-15-10-12(19)5-6-16(15)20-17(14)18(21)11-3-2-4-13(22)9-11/h2-6,9-10,18,20,22H,7-8H2,1H3/t18-/m0/s1 2FF11C34D0D0F6F3