(2E,6E)-5-[(2,3,4,6-tetra-O-pivaloyl-β-D-galactopyranosyl)amino]-7-phenyl-hepta-2,6-dienal

5-[2,4,6-trimethoxy-3,5-bis-(5-oxo-penta-1,3-dienyl)-phenyl]-penta-2,4-dienal

E-5-butoxy-6-(4-chlorophenylthio)hex-2-en-1-al

(1S,2R,6R)-7,7-Dimethyl-2-trimethylsilanyloxy-bicyclo[4.1.0]hept-3-ene-1-carboxylic acid methyl ester