Listen to Piano Concerto No.1 in D Minor, Op.15: III. Rondo. Allegro non troppo online. Piano Concerto No.1 in D Minor, Op.15: III. Rondo. Allegro non troppo is an English language song and is sung by Dubravka Tomsic. Piano Concerto No.1 in D Minor, Op.15: III. Rondo. Allegro non troppo, from the album Brahms Essential, was released in the year 2012. The duration of the song is 12:03. Download English songs online from JioSaavn.