20360
Furthermore , the limitations of taxanes , including hypersensitivity reactions , neurotoxicity , drug resistance and lack of validated biomarkers to guide therapy will be discussed , all of which have driven the development of novel agents .
 Chemical: taxanes
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: taxanes