20491
Unlike the chloride salt , the iodide salt TTBC - I forms two different types of J - aggregates depending on the pH of the aqueous solution .
 Chemical: chloride; Chemical: iodide; Chemical: TTBC - I
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: chloride; Chemical: iodide; Chemical: TTBC - I