tert-butyl ((3S,6R)-6-((E)-2-(6-methoxy-1,5-naphthyridin-4-yl)-vinyl)tetrahydro-2H-pyran-3-yl)carbamate

methyl 2-[(tert-butoxycarbonyl)amino]hex-5-enoate

tert-butyl ((3S,6R)-6-(hydroxymethyl)tetrahydro-2H-pyran-3-yl)-carbamate