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Principal Component Analysis ( PCA ) revealed that significantly higher total phenolics , RSA on DPPH and growth / day was present in P . eryngii whereas P . citrinopileatus showed higher ascorbic acid and chelating activity .
 Chemical: phenolics; Chemical: DPPH; Chemical: ascorbic acid
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: phenolics; Chemical: DPPH; Chemical: ascorbic acid