In the sources, there is no 
lowering c
2 to c2 before the 5th semiquaver in the L.H., which is a typical Chopinesque inaccuracy.
Compare the passage in the sources »
category imprint: Interpretations within context; Editorial revisions
issues: Errors in FE, Accidentals in different octaves, Omission of current key accidentals, Errors repeated in GE, Errors repeated in EE
notation: Pitch