21084
Forskolin - induced cAMP accumulation assays indicated that this analogue displayed an extremely high agonistic potency , in the subpicomolar range ( EC50 = 0 . 0421 pM , Emax = 99 . 5 % ) .
 Forskolin, cAMP
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 Forskolin, cAMP