8226
Substituent effect in 2 - benzoylmethylenequinoline difluoroborates exhibiting through - space couplings .
 Chemical: 2 - benzoylmethylenequinoline difluoroborates
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: 2 - benzoylmethylenequinoline difluoroborates