22127
Modeling the Conformational Preference of the Carbon - Bonded Covalent Adduct Formed upon Exposure of 2 ' - Deoxyguanosine to Ochratoxin A .
 Chemical: Carbon; Chemical: 2 ' - Deoxyguanosine; Chemical: Ochratoxin A
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: Carbon; Chemical: 2 ' - Deoxyguanosine; Chemical: Ochratoxin A