The Fugue for String Quintet in D major, Op.
It was the only work he completed for string quintet in his late period.
[1] Breitkopf & Härtel published the work after Beethoven's death in 1827, hence the high opus number.
[2] The work is structured as a single movement marked Allegretto and takes around two minutes to perform.
This article about a composition for a chamber music group is a stub.