17889
Specific targeting of the MR is investigated using nanocarriers having 0 - 75 % mannoside - terminated PEG chains in the PEG corona .
 Chemical: mannoside; Chemical: PEG; Chemical: PEG
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: mannoside, PEG, PEG 
Answer:
 Chemical: mannoside; Chemical: PEG; Chemical: PEG