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": ""}
      # b frederick w. case, jr.      apocynum P(     Jx Bog near Flagpole, Sec. 23 T29N R2E  ANDROSAEMIFOLIUM +   ! dc apocynaceae 1956-07-22 @X n     :] j Apocynum anrosaemifolium   Michigan K H     
{"catalogNumber": "", "order": "", "family": "Apocynaceae", "scientificName": "Apocynum androsaemifolium", "scientificNameAuthorship": "", "genus": "Apocynum", "subgenus": "", "specificEpithet": "androsaemifolium", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Frederick W. Case, Jr.", "recordNumber": "", "verbatimEventDate": "1956-07-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Bog near Flagpole, Sec. 23 T29N R2E", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}