Refactor the unstructured text into a valid JSON dictionary. The key names follow the Darwin Core Archive Standard. If a key lacks content, then insert an empty string. Fill in the following JSON structure as required: {"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}
  GYs 1838-07-28 URBANA +-         0d lamiales 1519721 Q4F]      L.QAHz     JOHN SAMPLES 0  scrophularia A      /gRgI scrophularia marilandica  [ Champaign  t< f scrophulariaceae OHIO v>   
{"catalogNumber": "1519721", "order": "Lamiales", "family": "Scrophulariaceae", "scientificName": "Scrophularia marilandica", "scientificNameAuthorship": "L.", "genus": "Scrophularia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John Samples", "recordNumber": "", "verbatimEventDate": "1838-07-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Ohio", "county": "Champaign", "municipality": "", "locality": "Urbana", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}