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Griseofulvin and Naproxen were milled in both recirculation mode and multi - pass continuous mode to study the breakage dynamics and to determine the effects of suspension flow rate .
 Chemical: Griseofulvin; Chemical: Naproxen
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: Griseofulvin; Chemical: Naproxen