15684
Polymethacrylate derivatives ( Eudragit (R) RS PO and RL PO ) were used for coating agents , and polyethylene glycol 6000 ( PEG 6000 ) , triethyl citrate ( TEC ) and castor oil were as plasticizers .
 Chemical: Polymethacrylate; Chemical: Eudragit; Chemical: polyethylene glycol 6000; Chemical: PEG 6000; Chemical: triethyl citrate; Chemical: TEC
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: Polymethacrylate; Chemical: Eudragit; Chemical: polyethylene glycol 6000; Chemical: PEG 6000; Chemical: triethyl citrate; Chemical: TEC