{"category":[{"coding":[{"code":"chemical","display":"Chemical","system":"http://terminology.hl7.org/CodeSystem/substance-category"}]}],"code":{"concept":{"coding":[{"code":"333346007","display":"Silver nitrate 200 mg/mL cutaneous solution","system":"http://snomed.info/sct"}]}},"description":"Solution for silver nitrate stain","expiry":"2018-01-01","id":"f204","identifier":[{"system":"http://acme.org/identifiers/substances/lot","value":"AB94687"}],"quantity":{"code":"mL","system":"http://unitsofmeasure.org","unit":"mL","value":100},"resourceType":"Substance"}