8827
A series of novel glycopyranosyl azides were synthesised wherein the carbohydrate moiety was peracylated with four acetyl , propionyl , butanoyl , pentanoyl ( valeryl ) or 3 - methylbutanoyl ( isovaleryl ) ester linked groups .
 Chemical: glycopyranosyl azides; Chemical: carbohydrate; Chemical: acetyl; Chemical: propionyl; Chemical: butanoyl; Chemical: pentanoyl; Chemical: valeryl; Chemical: 3 - methylbutanoyl; Chemical: isovaleryl; Chemical: ester
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: glycopyranosyl azides, carbohydrate, acetyl, propionyl, butanoyl, pentanoyl, valeryl, 3 - methylbutanoyl, isovaleryl, ester 
Answer:
 Chemical: glycopyranosyl azides; Chemical: carbohydrate; Chemical: acetyl; Chemical: propionyl; Chemical: butanoyl; Chemical: pentanoyl; Chemical: valeryl; Chemical: 3 - methylbutanoyl; Chemical: isovaleryl; Chemical: ester