24416
The synthetic approach used for preparation of isomeric amidino substituted - phenylene - bis - benzothyazoles 3a - 3f was achieved by condensation reaction of isophthaloyl dichloride 1a and terephthaloyl dichloride 1b or with phthalic acid 1c with 5 - amidinium - 2 - aminobenzothiolate 2a and 5 - ( imidazolinium - 2 - yl ) - 2 - aminobenzothiolate 2b in good yields .
 Chemical: amidino substituted - phenylene - bis - benzothyazoles; Chemical: isophthaloyl dichloride; Chemical: terephthaloyl dichloride; Chemical: phthalic acid; Chemical: 5 - amidinium - 2 - aminobenzothiolate; Chemical: 5 - ( imidazolinium - 2 - yl ) - 2 - aminobenzothiolate
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: amidino substituted - phenylene - bis - benzothyazoles; Chemical: isophthaloyl dichloride; Chemical: terephthaloyl dichloride; Chemical: phthalic acid; Chemical: 5 - amidinium - 2 - aminobenzothiolate; Chemical: 5 - ( imidazolinium - 2 - yl ) - 2 - aminobenzothiolate