{HEAD ~ The antifolates} act as {TAIL ~ novel inhibitors} of dihydrofolate reductase of Plasmodium falciparum in the treatment of malaria, including non resistant and drug resistant malaria 
act as
{ HEAD ~ The antifolates } act as { TAIL ~ novel inhibitors } of dihydrofolate reductase of Plasmodium falciparum in the treatment of malaria , including non resistant and drug resistant malaria
HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH