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": ""}
  54& angustifolium vacciVnium angustifolium AX?T      : 63  MICHIGAN op?    E Dale A. Zimmerman "LEAVE BLUE-GREEN OR GRAY-GREEN, GLAUCOUS & LIGHT BELOW; FRUIT BLUE, BLOOM." 5k  UNITED STATES r    aF 1268748   Ericales 2           K 1951-06-30  K>|  aiton t25n r4w sec.20 Q  
{"catalogNumber": "1268748", "order": "Ericales", "family": "", "scientificName": "Vaccinium angustifolium", "scientificNameAuthorship": "Aiton", "genus": "", "subgenus": "", "specificEpithet": "angustifolium", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Dale A. Zimmerman", "recordNumber": "63", "verbatimEventDate": "1951-06-30", "habitat": "", "occurrenceRemarks": "\"leave blue-green or gray-green, glaucous & light below; fruit blue, bloom.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "T25N R4W Sec.20", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}