N(alpha)-acetyl-L-alanine + L-alanine => N(alpha)-acetyl-L-alanyl-L-alanine + H2O
n(alpha)-acetyl-l-alanine + l-alanine => n(alpha)-acetyl-l-alanyl-l-alanine + h2o
N(alpha)-acetyl-L-alanine + L-alanine => N(alpha)-acetyl-L-alanyl-L-alanine + H2O
n(alpha)-acetyl-l-alanine + l-alanine => n(alpha)-acetyl-l-alanyl-l-alanine + h2o