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p. 1, b. 1-20
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Nothing indicates that the fingering of EE could be authentic, although it is probably compliant with the Chopinesque idea. The presence of both a slur and a legato indication suggests the use of "harmonic legato" (holding elements of a chord with fingers) and the following fingering: 
(it was easier on the then contemporary pianos, which had narrower keys).
Compare the passage in the sources»
category imprint: Differences between sources
issues: EE revisions
notation: Fingering
Missing markers on sources:
A, FC, FE1, FE2, FED, FEJ, FES, FESch, GE3, GE1, GE2, EE1, EE2, EE1a