4-methyl-3-hydroxybutene, 1-Penten-3-ol, 1-Piperidyl-1-oxo-pentan, ethyl vinyl carbinol, 1-Pentanoylpiperidine, 1-Valeryl-piperidin, rac-1-penten-3-ol, n-Valeriansaeure-piperidid, 3-hydroxy-1-pentene, Piperidine,1-valeryl, Valeriansaeure-piperidid, 1-Valerylpiperidine