Joint Filing Agreement
In accordance with Rule 13d-1(k)(1) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree to the joint filing with each other on behalf of each of them of such a statement on Schedule 13D (including amendments thereto) with respect to the Common Stock beneficially owned by each of them of Aerpio Pharmaceuticals, Inc. This Joint Filing Agreement shall be included as an Exhibit to such Schedule 13D.
IN WITNESS WHEREOF, the undersigned hereby execute this Joint Filing Agreement as of the 29th day of April, 2019.
| NOVARTIS BIOVENTURES LTD. | |
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| By: | /s/ Bart Dzikowski |
| Name: | Bart Dzikowski |
| Title: | Secretary of the Board |
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| By: | /s/ Florian Muellershausen |
| Name: | Florian Muellershausen |
| Title: | Authorized Signatory |
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| NOVARTIS AG | |
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| By: | /s/ Bart Dzikowski |
| Name: | Bart Dzikowski |
| Title: | Authorized Signatory |
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| By: | /s/ Florian Muellershausen |
| Name: | Florian Muellershausen |
| Title: | Authorized Signatory |