The original description page was here. All following user names refer to en.wikipedia. 2006-12-09 18:23 V8rik 1068×771× (19923 bytes) Ugi_Diels_Alder_reaction
image is a derivative work of the following images: File:Diels-alder_(1,3-butadiene_-_Ethylene).png licensed with Cc-by-sa-3.0-migrated-with-disclaimers,
image is a derivative work of the following images: File:Diels-alder_(1,3-butadiene_-_Ethylene).png licensed with Cc-by-sa-3.0-migrated-with-disclaimers,