13096
The field of intracellular O - GlcNAc ( O - linked N - acetylglucosamine ) signaling has especially advanced with the advent of ETD MS .
 Chemical: O - GlcNAc; Chemical: O; Chemical: N - acetylglucosamine
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: O - GlcNAc; Chemical: O; Chemical: N - acetylglucosamine