The reaction sequence given below gives products R.

The structure of the product R is

The reaction sequence given below gives prodct R.

The reaction sequence given below gives product R. The structure of product R is-

In the following reaction sequence, the products (B) to ( E) are formed. . The structure of product ( C) is :

In the following reaction sequence, the products (B) to ( E) are formed. . The structure of product (F) is :

In the following reaction sequence, the products (B) to ( E) are formed. . The structure of product (D) is :

In the following reaction sequence, the products (B) to ( E) are formed. . The structure of product ( E) is :