(1R,2R,3S,4S)-1,7,7-trimethyl-3-((((R)-5-oxotetrahydrofuran-2-yl)methyl)selanyl)spiro[bicyclo[2.2.1]heptane-2,5'-oxazolidin]-2'-one

3-Furancarboxylic acid, tetrahydro-5-methyl-2-oxo-, ethyl ester

methyl [2R,5S(S)]-5-[(4-acetoxy-1-oxopentyl)oxy]-2-methylhexanoate

(S)-tert-Butyl 4-hydroxypentanoate

N,N-diisopropyl-4-hydroxypentanamide