This, for RO to the right. Often straight in front it will not RO though.
When RO is straight in front, I think 6A is nice. (E.g. GS 3B, 6A -> RO).
When RO is to the left, do e.g. GS 3B, 4A, then jump over the falling opponent and hit grab. You'll get a side throw RO if they get up, which...