18102
Subsequent to infection by Trichophyton rubrum , the common causative agent of onychomycosis , keratin films as infected nail plate models were treated with selected topical formulations , that is cream , gel , and nail lacquer .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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