22254
Upon glycosylation , structural variations were significant at the disulfide , hydrophobic , amide III , amide II , and amide I regions .
 Chemical: disulfide; Chemical: amide; Chemical: amide; Chemical: amide
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: disulfide; Chemical: amide; Chemical: amide; Chemical: amide