Write a brief report (One page only) on this company: https://www.sec.gov/Archives/edgar/data/0000064803/000006480321000011/cvs-20201231.htm

Include these sections or line items of the Balance Sheet:

• Fiscal Year End Date for the two years presented
• Definition of Fiscal Year if not last day of month (i.e. December 31)
• Assets
• Liabilities
• Equity
• Working Capital with an explanation of changes from the prior year
• Identify new line items or items that do not appear in the most recent year
• Refer to Statement of Shareholders' Equity to describe major changes (i.e. Retained Earnings became Accumulated Deficit)