SYNTHESIS, COMPUTER AIDED SCREENING AND PHARMACOLOGICAL EVALUATION OF 2/3-SUBSTITUTED-6(4-METHYLPHENYL)-4,5-DIHYDROPYRIDAZIN3(2H)-ONES, AND PYRIDAZINE SUBSTITUTED TRIAZINE by Asif Husain, Sukhbir Lal Khokra, Sonakshi Seth, Shama S Garg, Pawan Kaushik, Aftab Ahmad, Shah Alam Khan