3617
PEG 400 impressively decreased both acute high - dose and chronic low - dose - ADR - associated lethality .
 Chemical: PEG 400; Chemical: ADR
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: PEG 400, ADR 
Answer:
 Chemical: PEG 400; Chemical: ADR