for the following products
4-Hydroxy-1-hydroxyethyl-2,2,6,6-tetramethylpiperidine | 4-Hydroxy-2,2,6,6-tetramethyl-1-piperidineethanol | Hydroxyethyl tetramethylpiperidinol | Hydroxyethyl-TAAol and 1-(2'-Hydroxyethyl)-2,2,6,6-tetramethyl-4-piperidinol