9766
By using the biosensors , we found that several compounds known to promote biofilm dispersal trigger a decline in c - di - GMP levels in Escherichia coli cells .
 Chemical: c - di - GMP
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: c - di - GMP