20733
Enthalpies of dilution of aqueous solutions of aliphatic 6 , 12 - and 12 , 12 - ionene bromides and fluorides and enthalpies of mixing with low molecular - weight salts , such as sodium fluoride and bromide , are determined .
 Chemical: aliphatic 6 , 12 - and 12 , 12 - ionene bromides and fluorides; Chemical: sodium fluoride and bromide
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: aliphatic 6 , 12 - and 12 , 12 - ionene bromides and fluorides; Chemical: sodium fluoride and bromide