Effort Toward the Single Pot Synthesis of 6-(Biphenyl-4-Yl)-2-[2-(indol-1-yl)ethyl]-4,5- Dihydropyridazin-3(2H)-One from 6-(Biphenyl-4-Yl)-2- [2-(indol-1-yl)ethyl]-4,5-Dihydropyridazin-3(2H)-One. Journal of Pharmaceutical Negative Results 2011, 2 (2), 69-72.