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.
اورجینال یوکلمه گوندهلیگی
The original description page was here. All following user names refer to nl.wikipedia.
2006-10-03 19:48 DrTW 466×247×8 (4813 bytes) zelf gemaakt DrTW