12. Subsequent Events

JT Pharma Milestone

In January 2022, we entered into an agreement with JT Pharma to clarify certain provisions of the JT Agreement pursuant to which we agreed that the proof-of-concept milestone provided for in the JT Agreement was achieved and made a payment of $100,000 and issued 51,021 shares of our common stock to JT Pharma.

February 2022 Offerings

In February 2022, we completed a registered direct offering with an accredited investor pursuant to which we issued an aggregate of 1,100,000 shares of our common stock and 2,274,242 pre-funded warrants to purchase shares of our common stock, with an exercise price of $0.001 per share. In a concurrent private placement, we sold unregistered pre-funded warrants to purchase an aggregate of 1,289,796 shares of common stock with an exercise price of $0.001 per share and issued unregistered five year and six month warrants to purchase an aggregate of 4,664,038 shares of common stock with an exercise price of $1.14. The net cash proceeds from these offerings were approximately $5.0 million after deduction of underwriting fees and other offering expenses.

Global Events

In February 2022, the Russian Federation and Belarus commenced a military action with the country of Ukraine. As a result of this action, various nations, including the United States, have instituted economic sanctions against the Russian Federation and Belarus. Further, the impact of this action and related sanctions on the world economy are not determinable as of the date of these financial statements. The specific impact on our financial condition, results of operations, and cash flows is also not determinable as of the date of these financial statements.

Warrant Exercises

In March 2022, we received approximately $1,000 from the exercise of 974,242 pre-funded warrants issued in the February 2022 registered direct offering.

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