There are several PDF arrangements of "Danzon No. 2" for brass quintet available online, created by various arrangers and publishers. Some popular sources include:
This is typically a Grade 5 or 6 piece. It requires high endurance and precise rhythmic counting.
Most arrangements stay in the original keys, but check if the trumpet parts are written for Bb or C trumpets .
Available as an instant digital download (PDF). Check with your favorite sheet music retailer or directly from the arranger’s website.