(1R,2'S,6S,9a'S)-6-(benzyloxymethyl)-2'-((triisopropylsilyloxy)methyl)-6',7',8',9a'-tetrahydro-2'H-spiro[cyclohex[3]ene-1,9'-pyrido[2,1-b][1,3]oxazin]-4'(3'H)-one

methyl (1R,6S)-6-(benzyloxymethyl)-1-(3-(4-methoxybenzyloxy)propyl)cyclohex-3-enecarboxylate

{(1R,6S)-6-(benzyloxymethyl)-1-[3-(4-methoxy-benzyloxy)-propyl]-cyclohex-3-enyl}-methanol

{(1R,6S)-6-benzyloxymethyl-1-[3-(4-methoxy-benzyloxy)-propyl]-cyclohex-3-enylmethoxy}-triisopropyl-silane

3-((1R,6S)-6-benzyloxymethyl-1-(triisopropylsilanyloxy)methyl-cyclohex-3-enyl)-propan-1-ol