p. 4693 - 4702
(2007/10/03)cyclohexanedione monoethylene ketal
4-hydroxy-4-(2-hydroxyethyl)cyclohexanone
8-(2-hydroxyethyl)-1,4-dioxaspiro[4,5]decan-8-ol
(8-hydroxy-1,4-dioxaspiro[4,5]dec-8-yl)-acetic acid ethyl ester
2-phenyl-1,3-dioxa-spiro[5.5]undecan-9-one