8180
Zirconium - based metal organic framework ( Zr - MOF ) , UiO - 66 and UiO - 67 , were synthesized and used as adsorbents of NO ( 2 ) at ambient temperatures in either dry or moist conditions .
 Chemical: Zirconium; Chemical: Zr; Chemical: UiO - 66; Chemical: UiO - 67; Chemical: NO ( 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: Zirconium; Chemical: Zr; Chemical: UiO - 66; Chemical: UiO - 67; Chemical: NO ( 2 )