7143
Synthesis , characterization and pharmacodynamics of vitamin - B ( 12 ) - conjugated glucagon - like peptide - 1 .
 Chemical: vitamin - B ( 12 )
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: vitamin - B ( 12 )