Heaton, I would have helped, but I don't know drag at all very well, haven't had much lab time with him... perhaps however the following might give you a hint as to ideas you come with.
u/f+4, 4, b+1:1~f,2,b+1:1~f,f+4,3~5 B! [Drag 2 hit move perhaps as TA] wr+3,4
If you are really after...