It's a gravitationally lenssed quasar located 8 billion light years from the earth.
I've analized this quasar:
As I've said before ther's nuclear activity in galaxies (remember that a quasar is a galaxy with an active nucleus) so that would explain the europium.
Acording to Pierre Noël Marty1, N. Desaï1, and J. Andersson h there's titanium in quasars.
https://www.ndt.net/article/wcndt2004/pdf/aerospace/193_marty.pdf