8054
In ES - 2 and SKOV3 xenograft models , 3 - drug PEG - b - PCL micelles had significantly less tumor burden than paclitaxel based on bioluminescence imaging , 3 ' - deoxy - 3 ' - ( 18 ) F - fluorothymidine ( ( 18 ) F - FLT ) PET imaging , and overall survival .
 Chemical: PEG - b - PCL; Chemical: paclitaxel; Chemical: 3 ' - deoxy - 3 ' - ( 18 ) F - fluorothymidine; Chemical: ( 18 ) F - FLT
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: PEG - b - PCL; Chemical: paclitaxel; Chemical: 3 ' - deoxy - 3 ' - ( 18 ) F - fluorothymidine; Chemical: ( 18 ) F - FLT