3751
The potency at P2Y ( 12 ) was 2 - ( methylthio ) - ADP > 2 - ( methylthio ) - ATP > ADP > ATP .
 Chemical: 2 - ( methylthio ) - ADP; Chemical: 2 - ( methylthio ) - ATP; Chemical: ADP; Chemical: ATP
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: 2 - ( methylthio ) - ADP; Chemical: 2 - ( methylthio ) - ATP; Chemical: ADP; Chemical: ATP