Listen to Piano Concerto No. 2 in C Minor, Op. 18: II. Adagio sostenuto online. Piano Concerto No. 2 in C Minor, Op. 18: II. Adagio sostenuto is an Instrumental language song and is sung by Sviatoslav Richter, Kurt Sanderling and Leningrad Philharmonic Symphony Orchestra. Piano Concerto No. 2 in C Minor, Op. 18: II. Adagio sostenuto, from the album Rachmaninoff: Works for Piano and Orchestra, was released in the year 2013. The duration of the song is 11:44. Download Instrumental songs online from JioSaavn.