4526
In animal studies , a sustained release rate was achieved with both PEGylated and non - PEGylated octreotide , but longer delivery was observed for PEGylated octreotide .
 Chemical: PEGylated and non - PEGylated octreotide; Chemical: PEGylated octreotide
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: PEGylated and non - PEGylated octreotide; Chemical: PEGylated octreotide