9784
FTIR analyses evidenced two potential binding sites associated with carboxyl and hydroxyl groups which are responsible for As ( V ) removal .
 Chemical: carboxyl; Chemical: hydroxyl; Chemical: As ( V )
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: carboxyl, hydroxyl, As ( V ) 
Answer:
 Chemical: carboxyl; Chemical: hydroxyl; Chemical: As ( V )