23796
In addition , major metabolites were identified and measurements of OH - PAHs ( 1 - naphthol , 9 - phenantrol , 9 - fluorenol , 1 - pyrenol , 1OH - BaP and 3OH - BaP ) and alkylphenols ( 4 - n - nonylphenol ( 4 - n - NP ) and 4 - tertoctylphenol ( 4 - tert - OP ) ) in the same fish bile extracts were taken by gas chromatography - mass spectrometry in electron ionization mode ( GC - EI - MS ) .
 Chemical: OH - PAHs; Chemical: 1 - naphthol; Chemical: 9 - phenantrol; Chemical: 9 - fluorenol; Chemical: 1 - pyrenol; Chemical: 1OH - BaP; Chemical: 3OH - BaP; Chemical: alkylphenols; Chemical: 4 - n - nonylphenol; Chemical: 4 - n - NP; Chemical: 4 - tertoctylphenol; Chemical: 4 - tert - OP
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: OH - PAHs, 1 - naphthol, 9 - phenantrol, 9 - fluorenol, 1 - pyrenol, 1OH - BaP, 3OH - BaP, alkylphenols, 4 - n - nonylphenol, 4 - n - NP, 4 - tertoctylphenol, 4 - tert - OP 
Answer:
 Chemical: OH - PAHs; Chemical: 1 - naphthol; Chemical: 9 - phenantrol; Chemical: 9 - fluorenol; Chemical: 1 - pyrenol; Chemical: 1OH - BaP; Chemical: 3OH - BaP; Chemical: alkylphenols; Chemical: 4 - n - nonylphenol; Chemical: 4 - n - NP; Chemical: 4 - tertoctylphenol; Chemical: 4 - tert - OP