Mason was hired as the Chief Marketing Officer (CMO) of Beta Corporation, a privately-held company in the consumer goods industry, starting July 1, 2022. Throughout the fiscal year 2023, Beta Corporation compensated Mason with the following:

• Base Salary: $1,200,000
• Annual Bonus: $180,000
• Stock Options: Granted 6,000 stock options with an exercise price of $60 per share at the time of issuance.

Mason's employment contract specifies that his bonus is based on achieving specific marketing campaign success metrics. The stock options vest over a five-year period, with 20% vesting annually starting from the grant date.

Determine the deductible portion of Mason's compensation on Beta Corporation's 2023 corporate income tax return.