Etude in D sharp minor,op.8 no.12 Etude in F sharp minor,op.8 No.2 Etude in D sharp minor,op.8 No.12 Etude in D sharp minor, op.8, no.12 Etude in D sharp minor, op. 8 no. 12 Prelude in C sharp minor, op.3 no.2 Etude in D sharp minor op. 8 no 12 Etude in C sharp minor op.25 no.7 Etude in G sharp minor op.25 no.6 Etude in D sharp minor, op. 8 No. 12