8064
The further coalescence among the PMPTS particles would result in a continuous PMPTS shell around the PS core .
 Chemical: PMPTS; Chemical: PMPTS
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: PMPTS, PMPTS 
Answer:
 Chemical: PMPTS; Chemical: PMPTS