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": ""}
    E F;4 ocgasional; 50 ft tall  o-AFI ehrh.    bVL Rosales  PRUNUS `/2d     2009-09-20 -W_O   43.99975 cy_F    Mason PA z   michigan 7s_   i` ROSACEAE   5 285     DuQF ANTON A. REZNICEK PRUNUS SEROTINA mp>sM 
{"catalogNumber": "", "order": "Rosales", "family": "Rosaceae", "scientificName": "Prunus serotina", "scientificNameAuthorship": "Ehrh.", "genus": "Prunus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "", "recordNumber": "285", "verbatimEventDate": "2009-09-20", "habitat": "", "occurrenceRemarks": "Occasional; 50 ft tall", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Mason", "municipality": "", "locality": "", "decimalLatitude": "43.99975", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}