1735
These results suggested that the verapamil may produce dangerous interactions with drugs containing bufadienolides .
 Chemical: verapamil; Chemical: bufadienolides
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: verapamil; Chemical: bufadienolides