28273
EA ( 15mg / kgb . w . , p . o . x 14days ) treatment modulated enhanced hydroxyproline level , lipid peroxidation , myeloperoxidase activity , nitric oxide production and protein carbonyl formation in lungs of rats exposed to toxic anticancer drugs .
 Chemical: hydroxyproline; Chemical: nitric oxide; Chemical: carbonyl
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: hydroxyproline, nitric oxide, carbonyl 
Answer:
 Chemical: hydroxyproline; Chemical: nitric oxide; Chemical: carbonyl