(2S)-2-hydroxy-3,4-dioxopentyl phosphate = 3-hydroxy-2,4-dioxopentyl phosphate
(2s)-2-hydroxy-3,4-dioxopentyl phosphate = 3-hydroxy-2,4-dioxopentyl phosphate
"(4S)-4-hydroxy-5-phosphooxypentane-2,3-dione isomerase"
"(4s)-4-hydroxy-5-phosphooxypentane-2,3-dione isomerase"