Fantaisie-Impromptu in C Sharp Minor Op66 (升C小调幻想即兴曲) Fantaisie-impromptu in C sharp minor Op.66 (幻想即兴曲) Fantasie-Impromptu in C sharp Minor Op.66(升c小调幻想即兴曲作品66号) Fantasie hnpromptu in C sharp minor,Op.66(升C小调幻想曲即兴曲Op 66) Fantasie Impromptu No.4 In C Sharp Minor,Op.66(升c小调幻想即兴曲) Fantaisie-Impromptu in C sharp minor,Op.66 (Posh.) Fantaisie-impromptu in C sharp minor op.66 Fantaisie-Impromptu in C-Sharp Minor, Op. 66 (Posth.)(升C小调幻想即兴曲，作品66，（遗作）)