InChI=1/C21H23ClN2/c1-12-9-15(17-10-14-7-5-6-8-16(14)23-17)19(22)18-13(2)11-21(3,4)24-20(12)18/h5-10,13,23-24H,11H2,1-4H3/t13-/m1/s1 07F540D174A9A47E