Exhibit B FORM OF LOCK-UP AGREEMENTLock-Up Agreement • July 3rd, 2018 • New Leaf Ventures III, L.P. • Pharmaceutical preparations • New York
Contract Type FiledJuly 3rd, 2018 Company Industry Jurisdiction
Exhibit A AGREEMENT REGARDING THE JOINT FILING OF SCHEDULE 13DJoint Filing Agreement • July 3rd, 2018 • New Leaf Ventures III, L.P. • Pharmaceutical preparations
Contract Type FiledJuly 3rd, 2018 Company IndustryThe 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 jointly on behalf of each such party.