On January 1, 2020, ABC Corporation granted share options to its employees with a fair value of P4,500,000. The options vest in three years and are exercisable starting January 1, 2023 until Dec. 31, 2023. On December 31, 2020, it was estimated that 5% of the employees will leave the Company. This estimate was revised to 6% during the year 2021. On December 31, 2022, it was determined that 80% of the employees remained in the company. What is the amount charged to compensation expense in 2022?*)