7176
The reactive uptake coefficients gamma , for nitrate radical , NO ( 3 ) , on ~ 100 nm diameter squalane and squalene aerosol were measured ( 1 atm pressure of N ( 2 ) and 293 K ) .
 Chemical: nitrate; Chemical: NO ( 3 ); Chemical: squalane; Chemical: squalene; Chemical: N ( 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: nitrate, NO ( 3 ), squalane, squalene, N ( 2 ) 
Answer:
 Chemical: nitrate; Chemical: NO ( 3 ); Chemical: squalane; Chemical: squalene; Chemical: N ( 2 )