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Un - ionized ammonia levels , from 259F , were sufficient to cause acute mortality ; but additional factors , indicated by increased phagosome prevalence in the gills , might have contributed to mortality during LC - 95A exposure .
 Chemical: 259F; Chemical: LC - 95A
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: 259F; Chemical: LC - 95A