IE1
compare
As in bar 5, in A the 
restoring B
(the bottom note of the chord in the middle of the bar) is missing. Chopin's patent mistake in this harmonic context was corrected in GE (→FE,EE,IE).
Compare the passage in the sources »
category imprint: Interpretations within context; Differences between sources
issues: Omissions to cancel alteration, GE revisions, Errors of A
notation: Pitch