InChI=1/C19H18N2/c1-2-7-15(8-3-1)12-13-16-9-6-14-21-18-11-5-4-10-17(18)20-19(16)21/h1-3,6-9,12-14H,4-5,10-11H2/p+1/b13-12-/fC19H19N2/h20H/q+1 7BCF12BA58E20702