26808
The extent of exciplex formation is dependent on the driving force , which can be calculated using the energy difference between the lowest unoccupied molecular orbitals ( LUMOs ) of the dyes and bisphthalimides .
 Chemical: bisphthalimides
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: bisphthalimides