Anti-inflammatory agent 84

Anti-inflammatory agent 84 (Compound 4D) is a coumarin derivative with notable antibacterial and anti-inflammatory properties. It inhibits E. coli, Candida albicans, Staphylococcus aureus, and methicillin-resistant S. aureus (MRSA) with MIC values of 312, 156, 19, and 316 µg/mL, respectively. Additionally, it suppresses biofilm formation of S. aureus, E. coli, and MRSA, with IC50 values of 185, 321, and 99 µM, respectively. Anti-inflammatory agent 84 also reduces nitric oxide production in lipopolysaccharide-stimulated RAW264.7 macrophages.