2,7-dioxabicyclo[4.3.0]non-4-en-8-one

(3aS,7R,7aR)-7-iodohexahydro-2H-furo[3,2-b]pyran-2-one

(R,E)-N-(1-phenylethyl)hexa-3,5-dienamide

(2S-cis)-5,6-dihydro-N,N-dimethyl-2-[2-[[(1,1-dimethylethyl)diphenylsilyl]oxy]ethyl]-2H-pyran-5-acetamide

[S-(R*,R*)]-5,6-dihydro-N-(1-phenylethyl)-2H-pyran-2-acetamide