P. Kachroo, R. Gupta, and A. K. Gupta, “Synthesis and in vitro Amebicidal Activity of Some N.N´ -Disubstituted Diamine Dihydro- Chlorides and N-Substituted Benzenepropenamides ”, ajc, vol. 3, no. 3, pp. 256–259, Mar. 2010.