22051
Cytotoxicities of 2 - 5 against five human carcinoma cell lines ( Hela , A549 , MCF7 , HCT116 , T24 ) were evaluated .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None