3-ethyl-4-(8-hydroxy-1,3,5,7,9-pentamethyl-6-oxo-3-undecenyl)-2-oxetanon(3

3-ethyl-4-(8-hydroxy-1,3,5,7,9-pentamethyl-6-oxo-3-undecenyl)-2-oxetanon(3 · CAS 76808-15-6