29617
The antiproliferative factor ( APF ) involved in interstitial cystitis is a glycosylated nonapeptide ( TVPAAVVVA ) containing a sialylated core alpha - O - disaccharide linked to the N - terminal threonine .
 Chemical: nonapeptide; Chemical: alpha - O - disaccharide; Chemical: N; Chemical: threonine
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: nonapeptide; Chemical: alpha - O - disaccharide; Chemical: N; Chemical: threonine