InChI=1/C20H23ClN2/c1-14(2)22-12-18-15(3)23(20-11-7-5-9-17(18)20)13-16-8-4-6-10-19(16)21/h4-11,14,22H,12-13H2,1-3H3/p+1/fC20H24ClN2/h22H/q+1 0436EE497D48D6D5