26176
Good yields of the expected beta - aminoketones were obtained from available substrates , at room temperature in 1 - 2 hours .
 Chemical: beta - aminoketones
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: beta - aminoketones