7377
Recombination to the dye cation is expected to be much enhanced by the approach of the dye oxidation equivalent hole to the surface during dye wagging around TiO ( 2 ) .
 Chemical: TiO ( 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: TiO ( 2 )