pid type title authors mentors source_title published_date url doi isbn issn eissn ttf:30 "journal article" "Benzylidene-bis-(4-Hydroxycoumarin) and Benzopyrano- Coumarin Derivatives: Synthesis, 1H/13C-NMR Conformational and X-ray Crystal Structure Studies and In Vitro Antiviral Activity Evaluations" "Završnik, Davorka; Muratović, Samija; Makuc, Damjan; Plavec, Janez; Cetina, Mario; Nagl, Ante; De Clercq, Erik; Balzarini, Jan; Mintas, Mladen"