New Schiff bases based on isatin and (thio)/carbohydrazone: preparation, experimental–theoretical spectroscopic characterization, and DFT approach to antioxidant characteristics. - Muğlu, Halit; Sönmez, Fatih; Çavuş, M. Serdar; Kurt, Belma Z.; Yakan, Hasan (Research on Chemical Intermediates, 2023)