Experimental (FT-IR, 13C/1H-NMR) and DFT (B3LYP, B3PW91) Studies of 3-n-Propyl-4-[2-(4-Methoxybenzoxy)-3-Methoxy] Benzylidenamino-4,5-Dihydro-1h-1,2,4-Triazol-5-Ones Molecule. EPSTEM. 2021;15:69-78. doi:10.55549/epstem.1055604