15445
An isotope dilution LC / mass spectrometric ( ID - LC / MS ) method was developed as a candidate reference method for the accurate determination of niacin in infant formula , breakfast cereals and multivitamin .
 Chemical: niacin
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: niacin