14096
A series of novel benzoxepins 6 was designed and prepared as rigid - isoCA - 4 analogs according to a convergent strategy using the coupling of N - tosylhydrazones with aryl iodides under palladium catalysis .
 Chemical: benzoxepins; Chemical: isoCA - 4; Chemical: N - tosylhydrazones; Chemical: aryl iodides; Chemical: palladium
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: benzoxepins; Chemical: isoCA - 4; Chemical: N - tosylhydrazones; Chemical: aryl iodides; Chemical: palladium