1 IK2 4'-deoxy-4'-acetylyamino-pyridoxal-5'-phosphate 1.000 2 OCF 3-[(~{E})-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]oxypropanoic acid 0.792 3 P00 (2s)-2-azanyl-4-[(E)-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]oxy-butanoic acid 0.731 4 PLR (5-hydroxy-4,6-dimethylpyridin-3-yl)methyl dihydrogen phosphate 0.714