(2R)-2,4-dihydroxy-3,3-dimethyl-N-[3-oxo-3-(2-sulfanylethylamino)propyl]butanamide (2R)-2,4-dihydroxy-N-[3-(2-mercaptoethylamino)-3-oxopropyl]-3,3-dimethylbutanamide (2R)-2,4-dihydroxy-N-[3-keto-3-(2-mercaptoethylamino)propyl]-3,3-dimethyl-butyramide (2R)-2,4-dihydroxy-3,3-dimethyl-N-{3-oxo-3-[(2-sulfanylethyl)amino]propyl}butanamide (R)-Pantetheine C00831 CHEBI:16753