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[edit] Summary
Chemical structure of Porphin
This image is taken from the German Wikipedia where it is called Bild:Porphin.png . It was originally uploaded into the German Wikipedia by User:Cs200 on August 3, 2004. In the German Wikipedia, this image was given the license status "GNU FDL oder Public Domain". Therefore, I am giving it a GNU Free Documentation License here. H Padleckas 01:50, 14 January 2006 (UTC)
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