8828
A panel of glycoconjugates was synthesised from these glycopyranosyl azides using copper - catalysed azide - alkyne cycloaddition .
 Chemical: glycopyranosyl azides; Chemical: copper; Chemical: azide; Chemical: alkyne
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, copper, azide, alkyne 
Answer:
 Chemical: glycopyranosyl azides; Chemical: copper; Chemical: azide; Chemical: alkyne