24271
Two recently reported hit compounds , COR627 and COR628 , underpinned the development of a series of 2 - ( acylamino ) thiophene derivatives .
 Chemical: COR627; Chemical: COR628; Chemical: 2 - ( acylamino ) thiophene
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: COR627; Chemical: COR628; Chemical: 2 - ( acylamino ) thiophene