Classical Paal-Knorr Cyclization for Synthesis of Pyrrole-Based Aryl Hydrazones and In Vitro/In Vivo Evaluation on Pharmacological Models of Parkinson's Disease. - Georgieva M; Sharkov M; Mateev E; Tzankova D; Popov G; Manov V; Zlatkov A; Simeonova R; Kondeva-Burdina M (Molecules (Basel, Switzerland), 2025)