10409
( 99m ) Tc labeling was performed by using different co - ligands : tricine and ethylenediamine diacetic acid ( EDDA ) .
 Chemical: ( 99m ) Tc; Chemical: tricine; Chemical: ethylenediamine diacetic acid; Chemical: EDDA
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: ( 99m ) Tc; Chemical: tricine; Chemical: ethylenediamine diacetic acid; Chemical: EDDA