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": ""}
'FLOWERS WHITE'  5:  45.485179 N.v   N Q? PRUNUS PENSYLVANBICA  &[G MICHIGAN  ez   ROSACEAE    3OP 3060       United States a1Bb    LdC North Fox Island, east ed of airstrip  L. f. )e?B@   *Mu pensylvanica  e*5j 1468186 -85.773078 K0X    fkh  Brian T. Hazlett   
{"catalogNumber": "1468186", "order": "", "family": "Rosaceae", "scientificName": "Prunus pensylvanica", "scientificNameAuthorship": "L. f.", "genus": "", "subgenus": "", "specificEpithet": "pensylvanica", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Brian T. Hazlett", "recordNumber": "3060", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "'Flowers white'", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "North Fox Island, east end of airstrip", "decimalLatitude": "45.485179", "decimalLongitude": "-85.773078", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}