Listen to Rachmaninoff: Piano Concerto No. 2 in C Minor, Op. 18: 1. Moderato online. Rachmaninoff: Piano Concerto No. 2 in C Minor, Op. 18: 1. Moderato is an Unknown language song and is sung by Valentina Lisitsa, London Symphony Orchestra and Michael Francis. Rachmaninoff: Piano Concerto No. 2 in C Minor, Op. 18: 1. Moderato, from the album Best Classical Music in Anime, was released in the year 2023. The duration of the song is 10:17. Download Unknown songs online from JioSaavn.