N-acetyl-alpha-neuraminate => 2-deoxy-2,3-dehydro-N-acetylneuraminate + H2O
n-acetyl-alpha-neuraminate => 2-deoxy-2,3-dehydro-n-acetylneuraminate + h2o
N-acetyl-alpha-neuraminate => 2-deoxy-2,3-dehydro-N-acetylneuraminate + H2O
n-acetyl-alpha-neuraminate => 2-deoxy-2,3-dehydro-n-acetylneuraminate + h2o