Master and Commander: What was The Final Music?

Cafe Society
1

AS the film ends, Aubrey and Maturin are playing their music in the great cabin-what was the piece of music they were playing? I think I have heard it before, but cannot recall it.

2

Boccherini’s* Musica Notturna delle Strade di Madrid*. Here. Wonderful piece.

3

Thanks, i just found the CD. great music.