(S)-2-(2-hydroxy-4-(2-(2-methoxyethoxy)ethoxy)phenyl)-4-methyl-4,5-dihydrothiazole-4-carboxylic acid
SP-420 is under investigation in clinical trial NCT03801889 (SP-420 in Subjects With Transfusion-dependent Beta-thalassemia or Other Rare Anemias).