25120
Because guanidinylated neomycin was previously found to exclusively bind to heparan sulfate , our observations suggest that heparan sulfate proteoglycan aggregation is a pivotal step for endocytic entry into cells by guanidinoglycosides .
 Chemical: guanidinylated neomycin; Chemical: guanidinoglycosides
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: guanidinylated neomycin; Chemical: guanidinoglycosides