description: The fields needed to represent the Substance Structure and Impurities to be included under the 3.2.S.3 heading of the eCTD. References Sponsor Organization, Drug Substance Structure, and Drug Substance Impurities package_name: hl7.fhir.us.pq derivation: constraint name: EctdComposition32S3 type: Composition elements: identifier: {mustSupport: true, index: 0} status: pattern: {type: Code, value: final} index: 1 type: pattern: type: CodeableConcept value: coding: - {code: ich_3.2.s.3, system: 'http://terminology.hl7.org/temporary-uri/codeSystem/ICH-context-of-use', display: Characterisation} index: 2 author: type: Reference mustSupport: true refers: ['http://hl7.org/fhir/us/pq-cmc-fda/StructureDefinition/cmc-organization'] index: 3 title: {mustSupport: true, index: 4} section: mustSupport: true index: 5 slicing: rules: open description: Slice based on the different sections that are needed in an ectd document. discriminator: - {path: code, type: value} min: 1 slices: Structure: match: code: coding: - {code: ich_3.2.s.3.1, system: 'http://terminology.hl7.org/temporary-uri/codeSystem/ICH-context-of-use', display: Elucidation of Structure and other Characteristics} schema: mustSupport: true _required: true index: 6 elements: title: {mustSupport: true, index: 7} code: mustSupport: true pattern: type: CodeableConcept value: coding: - {code: ich_3.2.s.3.1, system: 'http://terminology.hl7.org/temporary-uri/codeSystem/ICH-context-of-use', display: Elucidation of Structure and other Characteristics} index: 8 entry: type: Reference mustSupport: true refers: ['http://hl7.org/fhir/us/pq-cmc-fda/StructureDefinition/pqcmc-drug-substance-characterisation'] index: 9 required: [entry, title, code] package_version: cmc-fda-2.0.0-ballot class: profile kind: resource url: http://hl7.org/fhir/us/pq-cmc-fda/StructureDefinition/ectd-composition-32s3 base: http://hl7.org/fhir/StructureDefinition/Composition version: 2.0.0-ballot required: [section]