(3E,5R,6E,8S,9E,13S,14R)-8-hydroxy-5,9,13,14-tetramethyl-5-((triethylsilyl)oxy)oxacyclotetradeca-3,6,9-trien-2-one

(E)-4-(t-butyl-dimethyl-silanyloxy)-2-methyl-but-2-enal

methyl 6-hydroxy-4-methylhexa-2,4-dienoate

(2E,4E)-methyl 6-((tert-butyldimethylsilyl)oxy)-4-methylhexa-2,4-dienoate

(+)-(5S,6R)-tetrahydro-5,6-dimethyl-2H-pyran-2-one