(1aS,3aS,4S,5aR,7aS,7bR,8S,9S,11aR)-7a-acetoxy-9-hydroxy-3a,11a,12,12-tetramethyl-2-oxo-4-((triethylsilyl)oxy)tetradecahydro-1a,9-methanooxireno[2'',3'':5',6']cyclodeca[1',2':3,4]benzo[1,2-b]oxet-8-yl benzoate

(5S)-7-iodo-6,6,8-trimethyl-2-phenyl-1,3-dioxaspiro[4.5]dec-7-ene

(S)-1-(benzyloxy)-3-iodo-2,2,4-trimethylcyclohex-3-ene-1-carbaldehyde