9876
The results presented in this review may help to emphasize that these compounds could be promising as a new alternative for the treatment of cancer , either alone or in combination with other antitumor drugs to potentiate their effects .
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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