File:Helmchen-Auxiliar.png
![File:Helmchen-Auxiliar.png](https://upload.wikimedia.org/wikipedia/commons/thumb/8/81/Helmchen-Auxiliar.png/763px-Helmchen-Auxiliar.png?20081218121859)
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Original file (1,017 × 799 pixels, file size: 17 KB, MIME type: image/png)
DescriptionHelmchen-Auxiliar.png |
Deutsch: Struktur des Helmchen-Auxiliars |
Date | |
Source | Own work using: ChemDraw 8.0 |
Author | Eschenmoser |
Public domainPublic domainfalsefalse |
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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 | 12:18, 18 December 2008 | ![]() | 1,017 × 799 (17 KB) | Eschenmoser (talk | contribs) | {{Information |Description=Struktur des Helmchen-Auxiliars |Source=selbst erstellt mit ChemDraw 8.0 |Date=17.12.08 |Author=Eschenmoser |Permission= |other_versions= }} {{PD-ineligible}} Category:Chemical structures <!--{{ImageUpload|basic}}--> |
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