The top most note of the chord on the 4th quaver in GE1 (→FE1) is an erroneous b3. The mistake was corrected – most probably by Chopin – in the proofreading of FE2 (→EE). The correct version is also in GE2.
Compare the passage in the sources »
category imprint: Interpretations within context; Differences between sources
issues: Errors in GE, Terzverschreibung error, GE revisions, Authentic corrections of FE
notation: Pitch