Have you considered flipping the room around? Center the display and seating position and then just deal with the column with one surround speaker. That would basically look identical to my room, and the asymmetric QS8 placement has not been an issue.
CZ room

Panny 3000 PJ, 118" Carada, Denon 3300, PS3, Axiom QS8, PSB 5T, B&W sub, levitating speaker wire