keto-D-tagatose 6-phosphate => aldehydo-D-galactose 6-phosphate
keto-d-tagatose 6-phosphate => aldehydo-d-galactose 6-phosphate
keto-D-tagatose 6-phosphate => aldehydo-D-galactose 6-phosphate
keto-d-tagatose 6-phosphate => aldehydo-d-galactose 6-phosphate