N-acetyl-D-galactosamino-1,5-lactone + H2O <=> N-acetyl-D-galactosaminate + H(+)
n-acetyl-d-galactosamino-1,5-lactone + h2o <=> n-acetyl-d-galactosaminate + h(+)
N-acetyl-D-galactosamino-1,5-lactone + H2O <=> N-acetyl-D-galactosaminate + H(+)
n-acetyl-d-galactosamino-1,5-lactone + h2o <=> n-acetyl-d-galactosaminate + h(+)