26806
Spin - cast films of dyes ( donor - pi - donor , donor - pi - acceptor , and acceptor - pi - acceptor type , where the donor is Ph2N - , the acceptor is 2 - benzothiazoyl , and the pi - linker is 9 , 9 - diethylfluorene ) blended with nonconjugated bisphthalimides were prepared .
 Chemical: Ph2N; Chemical: 2 - benzothiazoyl; Chemical: 9 , 9 - diethylfluorene; 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: Ph2N; Chemical: 2 - benzothiazoyl; Chemical: 9 , 9 - diethylfluorene; Chemical: bisphthalimides