Dr Vinh Nguyen, School of Chemistry, University of New South Wales, Sydney, Australia (https://tvnguyengroup.wordpress.com)
"Much ado about a ring : The curious case of tropylium ion" (Voici le lien, mot de passe : 8xMQ6c et ID de réunion : 853 3295 1123)
Prof. Marine Desage-El Murr, Université de Strasbourg (http://marinedesageelmurr.fr).
"Bioinspired catalysis: stealing tricks from metalloenzymes” (Voici le lien, mot de passe : 3nEiUk et ID de réunion : 865 2956 7429)
Dr. William Unsworth, University of York (https://www.york.ac.uk/chemistry/staff/academic/t-z/wunsworth/#tab-1)
"New approaches for the synthesis of spirocycles and macrocycles"