14388
Thus , our data indicate for the first time that the human nasal mucosa is capable of bioactivating DCBN and that GS - DCBN and its metabolites in nasal - wash fluid may collectively serve as indicators of DCBN exposure and potential nasal toxicity in humans .
 Chemical: DCBN; Chemical: DCBN; Chemical: DCBN
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: DCBN, DCBN, DCBN 
Answer:
 Chemical: DCBN; Chemical: DCBN; Chemical: DCBN