Synonyms: AC1L4C3O;4-((2-Hydroxyethyl)dimethylammonio)-2,2,6,6-tetramethyl-1-piperidinyloxy iodide;1-Piperidinyloxy, 4-((2-hydroxyethyl)dimethylammonio)-2,2,6,6-tetramethyl-, iodide;2-hydroxyethyl-(1-hydroxy-2,2,6,6-tetramethylpiperidin-4-yl)-dimethylazanium iodide;51827-83-9