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Summary
DescriptionTreibs&Chlorophyll.png
English: structure of Treibs extract and chlorophyll a
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Information
Captions
Structure of a vanadium porphyrin compound (left) extracted from petroleum by Alfred E. Treibs, and chlorophyll a (right)
{{Information |Description={{en|1=structure of Treibs extract and chlorophyll a}} |Source=Own work by uploader |Author=
Smokefoot |Date= |Permission= |other_versions= }}
Category:Organic compounds
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