33 Piano Variations In C, Op. 120 On A Waltz By Anton Diabelli - Variation XX (Andante) (C大调33首钢琴变奏曲，作品120“迪阿贝利主题变奏曲” - 变奏21 - 朝气蓬勃的快板，不是很快的快板) (1953 Recording)