28458
The chosen polybase brush shows strong IR bands which can be assigned to the N - D ( + ) stretch , D2O , and a carbonyl group .
 Chemical: D2O; Chemical: carbonyl
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: D2O; Chemical: carbonyl