<table>
<tbody><tr style="vertical-align: bottom">
    <td style="text-align: center; padding-left: 10pt; text-indent: -10pt">&nbsp;</td><td style="padding-bottom: 1pt">&nbsp;</td>
    <td colspan="14" style="text-align: center; border-bottom: Black 1pt solid">Fair Value Measurements as of March 31, 2012</td><td style="padding-bottom: 1pt">&nbsp;</td></tr>
<tr style="vertical-align: bottom">
    <td style="text-align: center; padding-left: 10pt; text-indent: -10pt">&nbsp;</td><td style="padding-bottom: 1pt">&nbsp;</td>
    <td colspan="2" style="text-align: center; border-bottom: Black 1pt solid">Total</td><td style="padding-bottom: 1pt">&nbsp;</td><td style="padding-bottom: 1pt">&nbsp;</td>
    <td colspan="2" style="text-align: center; border-bottom: Black 1pt solid">Level 1</td><td style="padding-bottom: 1pt">&nbsp;</td><td style="padding-bottom: 1pt">&nbsp;</td>
    <td colspan="2" style="text-align: center; border-bottom: Black 1pt solid">Level 2</td><td style="padding-bottom: 1pt">&nbsp;</td><td style="padding-bottom: 1pt">&nbsp;</td>
    <td colspan="2" style="text-align: center; border-bottom: Black 1pt solid">Level 3</td><td style="padding-bottom: 1pt">&nbsp;</td></tr>
<tr style="vertical-align: bottom; background-color: rgb(234,249,232)">
    <td style="text-align: left; padding-left: 10pt; text-indent: -10pt">Instruments:</td><td>&nbsp;</td>
    <td style="text-align: left">&nbsp;</td><td style="text-align: right">&nbsp;</td><td style="text-align: left">&nbsp;</td><td>&nbsp;</td>
    <td style="text-align: left">&nbsp;</td><td style="text-align: right">&nbsp;</td><td style="text-align: left">&nbsp;</td><td>&nbsp;</td>
    <td style="text-align: left">&nbsp;</td><td style="text-align: right">&nbsp;</td><td style="text-align: left">&nbsp;</td><td>&nbsp;</td>
    <td style="text-align: left">&nbsp;</td><td style="text-align: right">&nbsp;</td><td style="text-align: left">&nbsp;</td></tr>
<tr style="vertical-align: bottom; background-color: White">
    <td style="width: 36%; text-align: left; padding-left: 10pt; text-indent: -10pt">Warrants</td><td style="width: 3%">&nbsp;</td>
    <td style="width: 1%; text-align: left">$</td><td style="width: 11%; text-align: right">3,005,319</td><td style="width: 1%; text-align: left">&nbsp;</td><td style="width: 3%">&nbsp;</td>
    <td style="width: 1%; text-align: left">$</td><td style="width: 11%; text-align: right">—</td><td style="width: 1%; text-align: left">&nbsp;</td><td style="width: 3%">&nbsp;</td>
    <td style="width: 1%; text-align: left">$</td><td style="width: 11%; text-align: right">—</td><td style="width: 1%; text-align: left">&nbsp;</td><td style="width: 3%">&nbsp;</td>
    <td style="width: 1%; text-align: left">$</td><td style="width: 11%; text-align: right">3,005,319</td><td style="width: 1%; text-align: left">&nbsp;</td></tr>
<tr style="vertical-align: bottom; background-color: rgb(234,249,232)">
    <td style="text-align: left; padding-bottom: 1pt; padding-left: 10pt; text-indent: -10pt">Series D Preferred Stock</td><td style="padding-bottom: 1pt">&nbsp;</td>
    <td style="border-bottom: Black 1pt solid; text-align: left">&nbsp;</td><td style="border-bottom: Black 1pt solid; text-align: right">2,569,347</td><td style="padding-bottom: 1pt; text-align: left">&nbsp;</td><td style="padding-bottom: 1pt">&nbsp;</td>
    <td style="border-bottom: Black 1pt solid; text-align: left">&nbsp;</td><td style="border-bottom: Black 1pt solid; text-align: right">—</td><td style="padding-bottom: 1pt; text-align: left">&nbsp;</td><td style="padding-bottom: 1pt">&nbsp;</td>
    <td style="border-bottom: Black 1pt solid; text-align: left">&nbsp;</td><td style="border-bottom: Black 1pt solid; text-align: right">—</td><td style="padding-bottom: 1pt; text-align: left">&nbsp;</td><td style="padding-bottom: 1pt">&nbsp;</td>
    <td style="border-bottom: Black 1pt solid; text-align: left">&nbsp;</td><td style="border-bottom: Black 1pt solid; text-align: right">2,569,347</td><td style="padding-bottom: 1pt; text-align: left">&nbsp;</td></tr>
<tr style="vertical-align: bottom; background-color: White">
    <td style="text-align: left; padding-bottom: 2.5pt; padding-left: 10pt; text-indent: -10pt">Total Instruments</td><td style="padding-bottom: 2.5pt">&nbsp;</td>
    <td style="border-bottom: Black 2.5pt double; text-align: left">$</td><td style="border-bottom: Black 2.5pt double; text-align: right">5,574,666</td><td style="padding-bottom: 2.5pt; text-align: left">&nbsp;</td><td style="padding-bottom: 2.5pt">&nbsp;</td>
    <td style="border-bottom: Black 2.5pt double; text-align: left">$</td><td style="border-bottom: Black 2.5pt double; text-align: right">—</td><td style="padding-bottom: 2.5pt; text-align: left">&nbsp;</td><td style="padding-bottom: 2.5pt">&nbsp;</td>
    <td style="border-bottom: Black 2.5pt double; text-align: left">$</td><td style="border-bottom: Black 2.5pt double; text-align: right">—</td><td style="padding-bottom: 2.5pt; text-align: left">&nbsp;</td><td style="padding-bottom: 2.5pt">&nbsp;</td>
    <td style="border-bottom: Black 2.5pt double; text-align: left">$</td><td style="border-bottom: Black 2.5pt double; text-align: right">5,574,666</td><td style="padding-bottom: 2.5pt; text-align: left">&nbsp;</td></tr>
</tbody></table>
<table>
<tbody><tr>
<td> </td><td> </td>
<td>Fair Value Measurements as of March 31, 2012</td><td> </td></tr>
<tr>
<td> </td><td> </td>
<td>Total</td><td> </td><td> </td>
<td>Level 1</td><td> </td><td> </td>
<td>Level 2</td><td> </td><td> </td>
<td>Level 3</td><td> </td></tr>
<tr>
<td>Instruments:</td><td> </td>
<td> </td><td> </td><td> </td><td> </td>
<td> </td><td> </td><td> </td><td> </td>
<td> </td><td> </td><td> </td><td> </td>
<td> </td><td> </td><td> </td></tr>
<tr>
<td>Warrants</td><td> </td>
<td>$</td><td>3,005,319</td><td> </td><td> </td>
<td>$</td><td>—</td><td> </td><td> </td>
<td>$</td><td>—</td><td> </td><td> </td>
<td>$</td><td>3,005,319</td><td> </td></tr>
<tr>
<td>Series D Preferred Stock</td><td> </td>
<td> </td><td>2,569,347</td><td> </td><td> </td>
<td> </td><td>—</td><td> </td><td> </td>
<td> </td><td>—</td><td> </td><td> </td>
<td> </td><td>2,569,347</td><td> </td></tr>
<tr>
<td>Total Instruments</td><td> </td>
<td>$</td><td>5,574,666</td><td> </td><td> </td>
<td>$</td><td>—</td><td> </td><td> </td>
<td>$</td><td>—</td><td> </td><td> </td>
<td>$</td><td>5,574,666</td><td> </td></tr>
</tbody></table>