2726
Next , we examined the effects of NaAsO ( 2 ) on cytoskeletal gene expression in Neuro - 2a cells .
 Chemical: NaAsO ( 2 )
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: NaAsO ( 2 ) 
Answer:
 Chemical: NaAsO ( 2 )