CH.sub.2).sub.n --L where n=1-4 and L is a group such as Cl, Br, I or a sulfonate ester that is readily replaced by reaction with an aniline to yield an alkylated aniline intermediate R.sup.p R.sup.q R.sup.r R.sup.s R.sup.t phenyl-NH--(CH.sub.2 CH.sub.2