“The orientation of the glyphs indeed suggests they were not painted in situ because AEs did not present vertical inscriptions rotated 90 degrees clockwise.
Your rendering of the glyphs in the first image in your post is indeed the way it ought to have been written if done in situ, but then the orientation of your cartouche is inverted - the horizontal line would come after his name and not before.”
Cogent observation, eyeofhourus33.
“Quis custodiet ipsos custodes?“ - Decimus Junius Juvenalis
“Numero, Pondere et Mensura“