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Warrants (Tables)
3 Months Ended
Mar. 31, 2023
Warrants and Rights Note Disclosure [Abstract]  
Fair Value of Convertible Preferred Stock Warrant Liability The following summarizes certain key assumptions used in estimating the fair value:

 

 

 

March 31,
2023

 

 

December 31,
2022

 

Volatility

 

 

125

%

 

 

117

%

Contractual term (years)

 

 

0.7

 

 

 

1.0

 

Expected dividend yield

 

 

%

 

 

%

Risk-free rate

 

 

5.02

%

 

 

4.74

%