Synonyms: 3-Cyclopentene-1-acetaldehyde,2,2,3-trimethyl-, (S)-; 3-Cyclopentene-1-acetaldehyde, 2,2,3-trimethyl-, (S)-(-)-(8CI); (-)-(S)-a-Campholenicaldehyde; (-)-Campholenic aldehyde; (-)-a-Campholenic aldehyde; (S)-(-)-Campholenic aldehyde;(S)-Campholenaldehyde; (S)-a-Campholenic aldehyde; Campholenal; Campholenaldehyde