I am just fooling around with a simplified transcription, if I had the real thing, it would probably take a few weeks to sort it all out, and to tell you the truth I dont know the piece real well, however, the simplified transcription comes from a classical fake book, and according to the simple score, a d-5 is rung through out; note not the entire movment: Side note, after listening to the sample, I could not help but notice the relationship between this piece and the famed fara shaka, and I know that, in one of Mahlers symphony there is a theme that resembles, and impersonates the theme, thus, at the end of the day what we have is a very evil form of fara shaka, slowed down to funeral speed-prety cool results: