$-$Complete the following table to analyze the NMR signals in ppm$.$ Determine the chemical shift

ppm$,$Integration, Multiplicity, Partial structure

$-$Use three key signals to justify the compound$($s$)$ present.

$-$Does this suggest that your reaction worked? Use three key signals to justify your answer.

$-$What does this NMR data indicate about the product's purity? Use three key signals to justify

your answer.