6686
Aqueous caramel model systems consisted the D - glucose / NH ( 3 ) / sulphite were heated at 100 degrees C for 2 h and amounts of carcinogenic 4 ( 5 ) - methylimidazole ( 4 - MI ) formed were determined .
 Chemical: D - glucose; Chemical: NH ( 3 ); Chemical: sulphite; Chemical: 4 ( 5 ) - methylimidazole; Chemical: 4 - MI
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: D - glucose, NH ( 3 ), sulphite, 4 ( 5 ) - methylimidazole, 4 - MI 
Answer:
 Chemical: D - glucose; Chemical: NH ( 3 ); Chemical: sulphite; Chemical: 4 ( 5 ) - methylimidazole; Chemical: 4 - MI