How can the compound below be produced from an organic molecule with no more than three carbons?

Synthetic pathway for producing a compound using alkynide alkylation techniques.

Reaction scheme illustrating alkynide alkylation with HBr and Lindlar catalyst.

Synthetic route for alkynide alkylation with HBr and HgSO4.

Alkylation reaction pathway using HBr and NaBH4 in synthetic techniques.