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Paclitaxel is an inhibitor and its boron dipyrromethene derivative is a fluorescent recognition agent for botulinum neurotoxin subtype a .
 Chemical: Paclitaxel; Chemical: boron dipyrromethene
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: Paclitaxel; Chemical: boron dipyrromethene