D-maltose + acetyl-CoA <=> 1-O-acetylmaltose + CoA
d-maltose + acetyl-coa <=> 1-o-acetylmaltose + coa
D-maltose + acetyl-CoA <=> 1-O-acetylmaltose + CoA
d-maltose + acetyl-coa <=> 1-o-acetylmaltose + coa