8179
Interactions of NO2 with Zr - based MOF : effects of the size of organic linkers on NO2 adsorption at ambient conditions .
 Chemical: NO2; Chemical: Zr; Chemical: NO2
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: NO2; Chemical: Zr; Chemical: NO2