EXHIBIT 1
AGREEMENT
The persons below hereby agree that the Schedule 13G to which this agreement is attached as an exhibit, as well as all future amendments to such Schedule 13G, shall be filed on behalf of each of them. This agreement is intended to satisfy the requirements ofRule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934.
Date December 21, 2018
| PIVOTAL BIOVENTURE PARTNERS FUND I, L.P. | ||||||
| By: | PIVOTAL BIOVENTURE PARTNERS FUND I G.P., L.P. | |||||
| Its General Partner, | ||||||
| By: PIVOTAL BIOVENTURE PARTNERS FUND I U.G.P., LTD. | ||||||
| Its General Partner, | ||||||
| By: | /s/ Robert Hopfner | |||||
| Name: | Robert Hopfner | |||||
| Title: | Authorized Signatory | |||||
| PIVOTAL BIOVENTURE PARNTERS FUND I G.P., L.P. | ||||||
| By: | PIVOTAL BIOVENTURE PARTNERS FUND I U.G.P., LTD | |||||
| Its General Partner, | ||||||
| By: | /s/ Robert Hopfner | |||||
| Name: | Robert Hopfner | |||||
| Title: | Authorized Signatory | |||||
| PIVOTAL BIOVENTURE PARTNERS FUND I U.G.P. LTD |
| By: | /s/ Robert Hopfner | |
| Name: | Robert Hopfner | |
| Title: | Authorized Signatory |
