3) Using 1-propene and acetylene propose a synthesis of the product shown. 5pts But first do these reactions to develop a synthetic strategy. You may also need to use some of the reactions used in Q2.1pt each a) b) c) 4) Propose synthesis of the following. Just provide the sequence of reagents and the intermediates formed in the order as the starting material is transformed. No need to provide mechanism. 5pts The only carbon source you can use in this synthesis are