[Investigation of biologically active compounds at the Department of Organic Chemistry of University of Debrecen between 1992-2009 part IV]. / Biológiailag aktív vegyületek kutatása a Debreceni Egyetem Szerves Kémiai Tanszékén 1992-2009 között IV. rész.

The author reviews the beginning of the application of the methods of structure elucidation by spectroscopic (metric) techniques at the Department of Organic Chemistry of University of Debrecen and summarizes the most important results obtained in this field between 1992-2009.