12515
A beta 11 - 42 and [ Pyr ( 11 ) ] A beta 11 - 42 showed comparable aggregation capability and cytotoxicity , suggesting that the pyroglutamate modification at Glu ( 11 ) does not have a crucial role in these events .
 Chemical: Pyr; Chemical: pyroglutamate; Chemical: Glu
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: Pyr; Chemical: pyroglutamate; Chemical: Glu