21641
JWH - 073 and JWH - 122 induced DNA migration in buccal and liver cells ( HepG2 ) in single cell gel electrophoresis assays , while JWH - 210 was only in the latter cell line active .
 Chemical: JWH - 073; Chemical: JWH - 122; Chemical: JWH - 210
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: JWH - 073, JWH - 122, JWH - 210 
Answer:
 Chemical: JWH - 073; Chemical: JWH - 122; Chemical: JWH - 210