(R)-6-((R)-1-(tert-butyldiphenylsilyloxy)propan-2-yl)-3-methyl-5,6-dihydro-2H-pyran-2-one

(3R,4S)-3-((R)-but-3-en-2-yl)-1,4,8-trimethyl-2,9-dioxabicyclo[3.3.1]non-7-ene

(R,E)-2-methyl-4-((1R,3R,4S,5R)-1,4,8-trimethyl-2,9-dioxabicyclo[3.3.1]non-7-en-3-yl)pent-2-enal

(R)-6-((R)-1-hydroxypropan-2-yl)-3-methyl-5,6-dihydro-2H-pyran-2-one

(S)-2-((R)-5-methyl-6-oxo-3,6-dihydro-2H-pyran-2-yl)propanal