3-(2-acetamidoethyl)-1H-indol-5-yl acetate;Diacetyl-5-hydroxytryptamine;N-Acetyl-2-(5-acetoxyindol-3-yl)ethylamine; N-[2-(5-Hydroxyindol-3-yl)ethyl]acetamide Acetate (Ester); Melatonin EP Impurity D
3-(2-acetamidoethyl)-1H-indol-5-yl acetate;Diacetyl-5-hydroxytryptamine;N-Acetyl-2-(5-acetoxyindol-3-yl)ethylamine; N-[2-(5-Hydroxyindol-3-yl)ethyl]acetamide Acetate (Ester); Melatonin EP Impurity D