14414
Additionally , our spectromicroscopy method permits the determination of the density distribution of TiO ( 2 ) in single carrier particles .
 Chemical: TiO ( 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: TiO ( 2 ) 
Answer:
 Chemical: TiO ( 2 )