21776
Model experiments revealed that cis - 2 , 6 - dimethyl - 1 , 4 - cyclohexanedione was formed via thermal degradation of sugars , especially monosaccharides , under alkaline conditions .
 Chemical: cis - 2 , 6 - dimethyl - 1 , 4 - cyclohexanedione; Chemical: sugars; Chemical: monosaccharides
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: cis - 2 , 6 - dimethyl - 1 , 4 - cyclohexanedione; Chemical: sugars; Chemical: monosaccharides