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Sorafenib , pazopanib and axitinib have all demonstrated clinical benefit following cytokines .
 Chemical: Sorafenib; Chemical: pazopanib; Chemical: axitinib
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: Sorafenib; Chemical: pazopanib; Chemical: axitinib