Front Cover: Bis[1]benzothieno[1,4]thiaborins as a Platform for BODIPY Singlet Oxygen Photosensitizers (Chem. Eur. J. 36/2023). - Marek‐Urban, Paulina H.; Urbanowicz, Karolina A.; Wrochna, Karolina; Pander, Piotr; Blacha‐Grzechnik, Agata; Hauer, Simone T.; Berens, Henning R. V.; Woźniak, Krzysztof; Müller, Thomas J. J.; Durka, Krzysztof (Chemistry - A European Journal, 2023)