Exhibit 99.1
JOINT FILING AGREEMENT
The undersigned, being duly authorized thereunto, hereby execute this agreement as an exhibit to this Schedule 13D to evidence the agreement of the below-named parties, in accordance with the rules promulgated pursuant to the Securities Exchange Act of 1934, to file this Schedule 13D jointly on behalf of each such party.
Date: July 7, 2014
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| | MAYNE PHARMA VENTURES PTY LTD |
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| | /s/ Mark Cansdale | |
| | Mark Cansdale, Secretary | |
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| | MAYNE PHARMA INTERNATIONAL PTY LTD |
| | | |
| | /s/ Mark Cansdale | |
| | Mark Cansdale, Secretary | |
| | | |
| | MAYNE PHARMA GROUP LTD |
| | | |
| | /s/ Mark Cansdale | |
| | Mark Cansdale, Secretary | |
