AGREEMENTAgreement • January 28th, 2013 • Prospect Venture Partners III L P • Pharmaceutical preparations
Contract Type FiledJanuary 28th, 2013 Company IndustryPursuant to Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree that only one statement containing the information required by Schedule 13G need be filed with respect to the ownership by each of the undersigned of the shares of Common Stock of KYTHERA Biopharmaceuticals, Inc.