... word "single" is CongasShuffle. I assume this is because I only have the Pro Version?
Ah, probably. That's a nuisance.
I think it's very likely that you (or someone) can make a RealDrum track especially for this task if a bug-fix takes a while (as it probably should, with testing)

I'll try to take a look later, unless someone else chips if first with something.
There's information in the manual pages 340 on. It looks more complex that I'd imagined as one needs to create a text file containing the patters. That said, the pattern you want is very simple.