11057
The present studies examined a selected series of para - phenyl - substituted diindolylmethane ( C - DIM ) compounds that display anti - inflammatory and neuroprotective efficacy in vitro .
 Chemical: para - phenyl - substituted diindolylmethane
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
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Answer:
 Chemical: para - phenyl - substituted diindolylmethane