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The ability of chiral beta - amino alcohols to catalyze the direct asymmetric aldol reaction was evaluated for the first time in aqueous micellar media .
 Chemical: chiral beta - amino alcohols; Chemical: aldol
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: chiral beta - amino alcohols; Chemical: aldol