Here's some ideas using 12/8 patterns. In the hands, and then the feet.
And here's the 12/8 foot, 5-beat idea in hands written out, which was the only way I could learn it! :)
These aren't perfect, by any stretch of the imagination. The feel is a bit on top for my taste and I can't play it many times yet without it crashing and burning, but that's what the practice room is for. Happy trails…...