Hierdie lêer kom vanaf Wikimedia Commons en kan ook in ander projekte gebruik word.
Die beskrywing op die lêer se inligtingsblad word hieronder weergegee.
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.
Oorspronklike oplaailogboek
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2004-08-14 15:10 Mykhal 224×141×8 (3349 bytes) drawn in bkchem and gimp
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