Listen to Rachmaninoff: Piano Concerto No. 2 in C Minor, Op. 18: I. Moderato online. Rachmaninoff: Piano Concerto No. 2 in C Minor, Op. 18: I. Moderato is an English language song and is sung by Vladimir Ashkenazy, London Symphony Orchestra and André Previn. Rachmaninoff: Piano Concerto No. 2 in C Minor, Op. 18: I. Moderato, from the album Ultimate Classics, was released in the year 2006. The duration of the song is 11:06. Download English songs online from JioSaavn.