{description: MedicationRequest Course of Therapy extension, package_name: uk.nhsdigital.r4.test, name: MedicationRequestCourseOfTherapy, type: null, package_version: 2.8.7-prerelease, class: unknown, kind: null, url: 'https://fhir.nhs.uk/CodeSystem/medicationrequest-course-of-therapy', version: 1.0.0}