Original file is CC-BY-SA 3.0 but should be PD-Chem as non-copyrightable
Licensing
Public domainPublic domainfalsefalse
This image of a simple structural formula is ineligible for copyright and therefore in the public domain, because it consists entirely of information that is common property and contains no original authorship.
Original upload log
The original description page was here. All following user names refer to en.wikipedia.
{{Information |Description = Example of the [[Wulff–Dötz reaction]] |Source = Adapted from existing [[:file:wulffdotz.png]] |Date = 18 May 2016 |Author = ~~~ |Permission = Original file is CC-BY-SA 3.0 but should be PD-Chem as non-copyrightable }}
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