Percent of Class:

As of October 26, 2012, each of the Reporting Persons may be deemed the beneficial owner of approximately 8.0% of Shares outstanding. (There were approximately 9,665,614 Shares outstanding according to the Issuer’s Prospectus Supplement filed August 9, 2012 and Form 8-K filed August 14, 2012. Each of the Reporting Persons may be deemed the beneficial owner of 149,021 Shares upon exercise of warrants. Pursuant to Rule 13d-3(d)(1)(i), such Shares have been added to the Issuer's number of Shares outstanding, for a total of 9,814,635 Shares outstanding).