N-acetyl-D-glucosamine 6-phosphate <=> aldehydo-N-acetyl-D-mannosamine 6-phosphate
n-acetyl-d-glucosamine 6-phosphate <=> aldehydo-n-acetyl-d-mannosamine 6-phosphate
N-acetyl-D-glucosamine 6-phosphate <=> aldehydo-N-acetyl-D-mannosamine 6-phosphate
n-acetyl-d-glucosamine 6-phosphate <=> aldehydo-n-acetyl-d-mannosamine 6-phosphate