If possible, find a pair of real numbers $\displaystyle x$ and $\displaystyle y $ such that $\displaystyle xy = 6 $ but it is not true that $\displaystyle ln6 = lnx + lny$.

I don't think this is possible..is it? I've tried with 6 and 1, 3 and 2, 1/2 and 12, and 1/3 and 18.

Thanks for any help!!