The deletions visible in AI allow us, with high probability, to reconstruct a still earlier version of the first two beats in the R.H. part: 
. Having analysed the changes, we can say that by trying various combinations of g
1, c
2 and g2 notes, since the very beginning, Chopin had been trying to find both the best sound and the most comfortable piano grip for this figure. In the main text we give the latest version of FE (→GE,EE).
Compare the passage in the sources »
category imprint: Differences between sources; Corrections & alterations; Source & stylistic information
issues: Accompaniment changes, Main-line changes
notation: Pitch