Gaussıan Calculatıons of 3-(p-Chlorobenzyl)-4-(3,4- Dihydroxybenzylidenamino)-4,5-Dihydro-1H-1,2,4-Triazol-5-One and NAcetyl Derivative Using B3lyp and HF Basis Sets. EPSTEM 2018, 2, 295-306.