6966
The self - assembling co - polymer stearoyl - PEG - poly - sulfadimethoxine methacrylate ( stearoyl - PEG - polySDM ) was prepared to obtain micelles with responsive behaviour in the physiopathologic pH range .
 Chemical: stearoyl - PEG - poly - sulfadimethoxine methacrylate; Chemical: stearoyl - PEG - polySDM
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: stearoyl - PEG - poly - sulfadimethoxine methacrylate, stearoyl - PEG - polySDM 
Answer:
 Chemical: stearoyl - PEG - poly - sulfadimethoxine methacrylate; Chemical: stearoyl - PEG - polySDM