The organization that owns F-AZNF has been in contact. F-ANZF is BuNo 2909, the former F-WNZF, OO-JUS(Belgian registration) and N45172.
We provided some information on more authentic paint schemes for them to consider. The most recent color scheme shown here:
You can follow their restoration effort on their website: http://www.ajbs.fr/le-n3n-se-refait-une-beaute-a-darois/ (the website is written in French, but the photos are multi-lingual).