7554
Although both enzymes could fully restore regulation of cAMP by G beta gamma , activation of the G ( 13 ) pathway preferentially synergized with AC7 .
 Chemical: cAMP
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: cAMP