2024. Synthesis and Spectral Study of New Guanine Derivative (N-((6-Oxo-6,9-Dihydro-1H-Purin-2-yl)Carbamothioyl)Propionamide) and its Complexes with Some Metals Ion. Ibn AL-Haitham Journal For Pure and Applied Sciences. 37, 2 (Apr. 2024), 283–296. DOI:https://doi.org/10.30526/37.2.3313.