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|  The following abbreviations, when used      in the inscription on the face of this certificate, shall be construed as      though they were written out in full according      to applicable laws or      regulations: |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
|                                                                                                                                                                                                                         |
| TEN      COM                                                                                                                                                                                                                 | -      as tenants in common | UNIF      GIFT MIN ACT | Custodian |
|                                                                                                                                                                                                                         |   |   | (Cust) | (Minor) |
| TEN      ENT                                                                                                                                                                                                                 | -      as tenants by the entireties |   | under      Uniform Gifts to Minors Act |   |
|                                                                                                                                                                                                                         |   |   |   | (State) |
| JT      TEN                                                                                                                                                                                                                  | -      as joint tenants with right of survivorship and      not as tenants in common | UNIF      TRF MIN ACT | Custodian      (until age      ) |
|                                                                                                                                                                                                                         |   |   | (Cust) | (Minor) |
|                                                                                                                                                                                                                         |   |   | under      Uniform Transfers to Minors Act |   |
|                                                                                                                                                                                                                         |   |   |   | (State) |
|                                                                                                                                                                                                                         |   |   |   |   |
|                                                                                                                                                                                                                         | Additional      abbreviations may also be used though not in the above      list. |

|                                                                                            | PLEASE      INSERT SOCIAL SECURITY OR OTHER IDENTIFYING NUMBER OF      ASSIGNEE |
|-------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------|
| For      value received, ____________________________hereby sell, assign and      transfer unto |                                                                            |

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| Dated:     |                                                                                                                                                                                                                         | 20  |                                                                                                                                                                                                                                                                         |   | Signature(s)      Guaranteed: Medallion Guarantee Stamp |
|------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------|---------------------------------------------------------|
|       |                                                                                                                                                                                                                         |     | THE SIGNATURE(S)      SHOULD BE GUARANTEED BY AN ELIGIBLE GUARANTOR INSTITUTION (Banks,      Stockbrokers, Savings and Loan Associations and Credit Unions) WITH      MEMBERSHIP IN AN APPROVED SIGNATURE GUARANTEE MEDALLION PROGRAM, PURSUANT      TO S.E.C. RULE 17Ad-15. |
| Signature: |                                                                                                                                                                                                                         |     |                                                                                                                                                                                                                                                                         |
|       |                                                                                                                                                                                                                         |     |                                                                                                                                                                                                                                                                         |
|       |                                                                                                                                                                                                                         |     |                                                                                                                                                                                                                                                                         |
| Signature: |                                                                                                                                                                                                                         |     |                                                                                                                                                                                                                                                                         |
|       | Notice:      The signature to this assignment must correspond with the name      as      written upon the face of the certificate, in every particular,      without      alteration or enlargement, or any change whatever. |     |                                                                                                                                                                                                                                                                         |
|       |                                                                                                                                                                                                                         |     |                                                                                                                                                                                                                                                                         |
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