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Oxidative stress was identified as the critical mechanism of toxicity ( CMTA ) in the case of DEHP and DEP , while the efficient removal of DBP and BBP by phase 1 enzymes resulted in lesser toxicity .
 Chemical: DEHP; Chemical: DEP; Chemical: DBP; Chemical: BBP
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: DEHP; Chemical: DEP; Chemical: DBP; Chemical: BBP