Acting as Principal. [[Organization C:Organization]] will engage in such Transactions as principal (or, if agreed in writing in advance of any Transaction by the other party hereto, as agent for a disclosed principal).

Principal. The principal balance of this Note shall be payable by the Maker on the earlier of: # December 31, 2018 or # the date on which Maker consummates an initial public offering of its securities. The principal balance may be prepaid at any time. Under no circumstances shall any individual, including but not limited to any officer, director, employee or shareholder of the Maker, be obligated personally for any obligations or liabilities of the Maker hereunder.

Payment of Principal. The principal amount of this Note shall be paid to the Holder on or prior to the Maturity Date. The Company and the Holder have agreed that the principal amount of US$730,000 (United States Dollar: Seven Hundred Thirty Thousand Dollars) is equivalent to SGD$1,000,000 (Singapore Dollar: One Million Dollars) and that the Company shall repay the principal amount of this Note in Singapore Dollars which is fixed at SGD$1,000,000.

Principal Market Regulation. Notwithstanding any other provision of this Note, the Company shall not issue any shares of Common Stock upon conversion of this Note if the issuance of such shares of Common Stock would exceed the aggregate number of shares of Common Stock which the Company may issue upon conversion without breaching the Company’s obligations under the rules or regulations of the Nasdaq Capital Market, except that such limitation shall not apply in the event that the Company: # obtains the approval of its stockholders as required by the applicable rules of the Nasdaq Capital Market for issuances of shares of Common Stock in excess of such amount, or # obtains a written opinion from outside counsel to the Company that such approval is not required, which opinion is reasonably satisfactory to the Holder.

Principal Place of Employment. The Executive’s principal place of employment during the Term shall be at the Company’s office located at 835 Innovation Drive, Knoxville, Tennessee 37932. The Company may transfer the Executive’s place of employment; provided, however, that the Company shall receive the Executive’s written consent before planning or effectuating any such transfer.

All or any portion of the outstanding principal amount of this Note shall be convertible into shares of Common Stock at a price of Six and 25/100 Dollars ($6.25) per share (the “Conversion Price”), at the option of the Investor, at any time and from time to time. For the avoidance of doubt, any remaining unconverted principal amount remains payable in cash. The Investor may effect conversions under this Section 9, by delivering to the [[Organization A:Organization]] a written notice in the form attached hereto as Exhibit A (each, a “Conversion Notice”) together with a schedule in the form attached hereto as [Schedule 1] (each, a “Conversion Schedule”). With respect to each conversion hereunder, the date the applicable Conversion Notice together with the applicable Conversion Schedule is delivered to the [[Organization A:Organization]] in accordance with this Section 9(a) is referred to herein as a “Conversion Date.”

Principal Place of Business. The principal place of business of the Partnership shall be at [[Address A:Address]]. The General Partner may change the principal place of business or establish such other place or places of business for the Partnership as it may, from time to time, deem necessary or appropriate, provided however, that the General Partner shall give the Limited Partners notice of any change of address of the principal place of business of the Partnership at least ten (10) days prior to any such change.

Principal and Interest Payments. Borrower shall make thirty (30) consecutive equal monthly installments of principal and accrued but unpaid interest with respect to the Growth Capital Term Loan Advances, commencing March 1, 2015 (the “Conversion Date”) and continuing on the first (1st) day of each month thereafter (each, a “Growth Capital Term Loan Payment”), which would fully amortize the outstanding Growth Capital Term Loan Advances, as of the Conversion Date, over the Repayment Period. All unpaid principal and accrued and unpaid interest is due and payable in full on the Growth Capital Term Loan Maturity Date.

In all dealings with third parties Sigur will be acting as agent on your behalf and not as principal. Sigur will have no authority to bind you.

The principal amount of this Note and all unpaid and accrued interest shall be due and payable the earlier of: # the date of the closing of the Conditional Purchase Agreement dated as of December 1, 2015 (the “Purchase Agreement”) between Maker and Payee or # December 31, 2016.