2-[(4-methylphenyl)iminomethyl]aniline

3-((benzyloxy)carbonyl)-6-oxohex-4-yn-3-yl benzoate

benzyl 2-ethyl-2-hydroxy-5-((tetrahydro-2H-pyran-2-yl)oxy)pent-3-ynoate

3-((benzyloxy)carbonyl)-6-hydroxyhex-4-yn-3-yl benzoate

1-(benzyloxy)-2-(5-ethoxy-4-formylfuran-3-yl)-1-oxobutan-2-yl benzoate