The compounds in questions are peptide coupling reagents (compounds which facilitates the reaction between an amine and a carboxylic acid to form and amide, such as Lysergic Acid Diethylamide). More information about them are easily obtainable by searching for them at http://www.google.com (http://www.google.com)
heres a great page on coupling reagents
http://www.albmolecular.com/features/tekreps/vol04/no01/v04n01.pdf (http://www.albmolecular.com/features/tekreps/vol04/no01/v04n01.pdf)
-swis54