5839
Alone , the compound can act also as an allosteric agonist , increasing cAMP production and ERK phosphorylation .
 Chemical: cAMP
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: cAMP 
Answer:
 Chemical: cAMP