Chopin added the g
2 grace note in the base text to EE, it is also present in the respective bar of Amar (cf. bar 33). In the remaining sources, the bar is an exact repetition of bar 33. Chopin would often use this kind of diversification of repeating motifs, cf., e.g., the Nocturnes in B major, Op. 32 No. 1, bars 22 and 43 and Op. 62 No. 1, bars 3-4, as well as the Concerto in E minor, Op. 11, 2nd mov., bars 33 and 41 (the bassoon part).
Compare the passage in the sources »
category imprint: Differences between sources; Corrections & alterations
issues: Authentic corrections of EE
notation: Ornaments