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": ""}
 amelanchier arborea  $>E   (MICHX. F.) FERNALD ;Fr  1897-05-08 .bG@>   d:- KENT W. Earle Mullikem tAn     AMELANCHIER .N     U__b Rosdales  @3?s united states     YG9/! arborea   S.N. Jx#T    MICHIGAN 0jz@   4;(wf 1463389  
{"catalogNumber": "1463389", "order": "Rosales", "family": "", "scientificName": "Amelanchier arborea", "scientificNameAuthorship": "(Michx. f.) Fernald", "genus": "Amelanchier", "subgenus": "", "specificEpithet": "arborea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W. Earle Mulliken", "recordNumber": "s.n.", "verbatimEventDate": "1897-05-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Kent", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}