Like "The Future", "Final Fight" wasn't used in the film. What should matter is Jerry's original intended order when he wrote the cues to the original cut of the film (his score was later hacked up and multiple cues unused, and others barely used -- for example only the first half minute of "Robert and Blanche" was retained in the film). The Academy's Margaret Herrick Library has his original sketches and they give a pretty good idea of his original intentions, so we know where "The Future" should go (after trimming it down to 1:57 by removing the redundant music), and "The Castle" was apparently supposed to be the original opening cue before a cut version of the End Credits piece was tracked in over the opening:
