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