(2S,4R,6R)-7-[1-(tert-butyl)-1,1-dimethylsilyl]oxy-2,4,6-trimethylheptan-1-ol

2,4,8,10,12-pentamethyl-1,5-dioxa-spiro[5.6]dodecan-7-ol

2,4,6-trimethyl-7-oxo-heptanoic acid methyl ester

2-hydroxy-3,5,7-trimethyl-cycloheptanone

7-hydroxy-2,4,6-trimethyl-heptanoic acid methyl ester