Noor Abdel Reda shalal; Khalid A. Al-Badrany. THE USE OF 2-ACETYL PYRAZINE AS A BASIC NUCLEOPHILE FOR THE PREPARATION OF NEW DERIVATIVES OF THE 5,6-DIHYDROPYRIDINE-2(1H)-YLIDENE)CYANAMIDE RING, THEIR DIAGNOSIS, AND EVALUATION OF THEIR BACTERIAL EFFICACY. EJMMP 2024, 4, 508-518.