12768
Design and synthesis of cyclopropylamide analogues of combretastatin - A4 as novel microtubule - stabilizing agents .
 Chemical: cyclopropylamide; Chemical: combretastatin - A4
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: cyclopropylamide; Chemical: combretastatin - A4