29942
In an effort to seek Co ( II ) - independent inhibitors , a novel structural class containing a 2 - ( pyridin - 2 - yl ) quinazoline core has been discovered .
 Chemical: Co ( II ); Chemical: 2 - ( pyridin - 2 - yl ) quinazoline
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: Co ( II ); Chemical: 2 - ( pyridin - 2 - yl ) quinazoline