2723
We observed that the area ratio of neurite to cell body in SCAT3 - expressing cells was significantly reduced by 5 and 10 mu M NaAsO ( 2 ) , but not by 1 mu M , although the emission ratio of ECFP to Venus , an endpoint of caspase - 3 activity , was not changed .
 Chemical: NaAsO ( 2 )
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: NaAsO ( 2 )