The version with a
in FE1 is certainly not intended by Chopin, which is proved by the 
before the note in the respective bar of the recapitulation, which was not written in the base text to FE, as well as the compatible text of the remaining sources in the discussed bar. The engraver, instead of a , wrote an erroneous 
before this note (unjustified in this context).
Compare the passage in the sources »
category imprint: Interpretations within context; Differences between sources
issues: Errors in FE, FE revisions
notation: Pitch