Actidione; cicloheximide; 3-(2-(3,5-dimethyl-2-oxocyclohexyl)-2-hydroxyethyl)glutarimide; 4-[2-(3,5-dimethyl-2-oxocyclohexyl)-2-hydroxyethyl]piperidine-2,6-dione; 4-{(2R)-2-[(1S,3S,5S)-3,5-dimethyl-2-oxocyclohexyl]-2-hydroxyethyl}piperidine-2,6-dione