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12. Derivative Liabilities (Tables)

3 Months Ended

Mar. 31, 2013

The following assumptions were used to calculate the Black Scholes value of this derivative liability as of March 31, 2013:

Estimated fair value of underlying common stock			$0.15
Remaining life			3.2
Risk-free interest rate			0.38%
Expected volatility			140.7%
Dividend yield			–