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Preferred Stock	3 Months Ended	12 Months Ended
Mar. 31, 2022	Dec. 31, 2021
Common Stock
Preferred Stock	5. Preferred Stock. We have 10,000,000 shares of preferred stock authorized for issuance. No shares of preferred stock were outstanding as of March 31, 2022.	7. Preferred Stock We have 10,000,000 shares of preferred stock authorized for issuance. No shares of preferred stock were outstanding as of December 31, 2021 and 2020 and none are outstanding as of the date of this report.

Preferred Stock

3 Months Ended

12 Months Ended

Mar. 31, 2022

Dec. 31, 2021

5. Preferred Stock. We have 10,000,000 shares of preferred stock authorized for issuance. No shares of preferred stock were outstanding as of March 31, 2022.

7. Preferred Stock

We have 10,000,000 shares of preferred stock authorized for issuance.

No shares of preferred stock were outstanding as of December 31, 2021 and 2020 and none are outstanding as of the date of this report.