Release of Certain Guarantors, dated as of December 21, 2023, related to 9.750% Senior Notes due 2025, among the Company, certain subsidiaries of the Company named therein and U.S. Bank Trust Company, National Association (as successor in interest to U.S. Bank National Association)

Reference is made to that certain Third Supplemental Indenture, dated as of June 2, 2020, as supplemented by that certain Supplemental Indenture, dated as of March 5, 2021, that certain Supplemental Indenture, dated as of September 9, 2022, and that certain Supplemental Indenture, dated as of November 22, 2022 (the “Third Supplemental Indenture”), among Diversified Healthcare Trust (formerly known as Senior Housing Properties Trust), a Maryland real estate investment trust, U.S. Bank Trust Company, National Association (as successor in interest to U.S. Bank National Association), as Trustee (the “Trustee”), each of the Subsidiaries listed on Schedule 1 attached hereto (each, a “Released Guarantor”) and certain other Subsidiaries of the Company, as Guarantors, to the Indenture, dated as of February 18, 2016 (the “Indenture”), between the Company and the Trustee, relating to the Company’s 9.750% Senior Notes due 2025 (the “Notes”). The terms defined in the Third Supplemental Indenture are used herein as therein defined, unless otherwise defined herein.

Pursuant to Section 6 of the Third Supplemental Indenture, the undersigned, as Trustee, hereby confirms the release and discharge of each Released Guarantor from any and all obligations and liabilities under the Subsidiary Guarantee, and further hereby confirms the termination and release of each Released Guarantor of all other obligations under the Third Supplemental Indenture, the Indenture or the Notes, each as of December 21, 2023.

Dated as of December 21, 2023.

U.S. Bank Trust Company, National Association, as Trustee

By:    /s/ David W. Doucette             

Name: David W. Doucette

Title: Vice President

1.Armada Drive Carlsbad LLC, a Delaware limited liability company

2.SNH ALT Leased Properties Trust, a Maryland real estate investment trust

3.SNH LTF Properties LLC, a Maryland limited liability company

4.SNH Well Properties GA-MD LLC, a Delaware limited liability company

5.SNH Well Properties Trust, a Maryland real estate investment trust

6.SPTMISC Properties Trust, a Maryland real estate investment trust

7.SPTSUN II Properties Trust, a Maryland real estate investment trust