9720
The ease of synthesis of phenylacetamido - polyamines , coupled with potent nM levels of activity towards dual drug resistant strains of P . falciparum makes this compound class of interest in the development of new antimalarial therapeutics .
 Chemical: phenylacetamido - polyamines
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
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 Chemical: phenylacetamido - polyamines