11508
Finally , the antiprotozoal activity of most of these aminoalkyl minor groove binders was evaluated in vitro against Trypanosoma brucei rhodesiense ( 8 compounds ) and Plasmodium falciparum ( 18 compounds ) .
 Chemical: aminoalkyl
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: aminoalkyl