6455
These yeast may grow more slowly due to slower reduction of acetaldehyde and a higher NADH / NAD ( + ) ratio , which should decrease the oxidation of allyl alcohol .
 Chemical: acetaldehyde; Chemical: NADH; Chemical: NAD ( + ); Chemical: allyl alcohol
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: acetaldehyde; Chemical: NADH; Chemical: NAD ( + ); Chemical: allyl alcohol