6697
Antiplasmodial assays of these new quinolines revealed micromolar potency for all representatives against a chloroquine - sensitive strain of Plasmodium falciparum , and three compounds showed submicromolar activity against a chloroquine - resistant strain of P . falciparum with IC ( 50 ) - values ranging between 150 and 680 nM .
 Chemical: quinolines; Chemical: chloroquine; Chemical: chloroquine
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: quinolines; Chemical: chloroquine; Chemical: chloroquine