File:Isonicotinic acid.png
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![File:Isonicotinic acid.png](https://upload.wikimedia.org/wikipedia/commons/thumb/5/5a/Isonicotinic_acid.png/417px-Isonicotinic_acid.png?20070124132147)
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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. | ![]() |
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 13:21, 24 January 2007 | ![]() | 907 × 1,305 (6 KB) | Pngbot (talk | contribs) | optimized with optipng |
20:12, 21 December 2006 | ![]() | 907 × 1,305 (11 KB) | Rifleman 82 (talk | contribs) | en:Isonicotinic acid {{pd-ineligible}} Category:Chemical structures Category:Carboxylic acids Category:Amines |
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