On the reductive ozonolysis of mesitylene, it gives:

The major product in the following conversion is

The major product of the following reaction is:

What is the major product expected from the following reaction?



Where D is an isotope of hydrogen.

In the given reaction, the product $\mathrm{P}$ is

In the following reaction sequence

X and Y are

In the reaction

The major product of the following reaction is: