Looking for Kelly Chibale's paper on Malaria cure
This may be the paper you are looking for:

Ongaroraa DSB, Gutb J, Rosenthalb PJ, Masimirembwac CM, Chibale K. 2012. Benzoheterocyclic amodiaquine analogues with potent antiplasmodial activity: Synthesis and pharmacological evaluation. Bioorganic &amp; Medicinal Chemistry Letters, 22(15): 5046–5050, doi:10.1016/j.bmcl.2012.06.010.