11175
This shift in conformational population at higher Mg ( 2 + ) ion concentrations and to lower enzyme activity may be due to longer residence time of the NADH in the ALDH1 pocket .
 Chemical: Mg ( 2 + ); Chemical: NADH
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: Mg ( 2 + ), NADH 
Answer:
 Chemical: Mg ( 2 + ); Chemical: NADH