InChI=1/C18H19ClN2/c1-11-5-7-15(13(3)9-11)17-18(14(4)19)21-10-12(2)6-8-16(21)20-17/h5-10,14H,1-4H3/t14-/m0/s1 57B97A48EB1D9CB0