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": ""}
SPICATA           42.456686 A?=G,  18946-04-29  Gd-     &$ 1463892  5I 5n< 4melanchier  JB EDWIN S. GEORGE RESERVE: 3 MI. WEST PINCKNEY, GRID H-9. ROSACEAE `  UNITED STATES  Cy#      O -84.005246    YGoV  OSALES     
{"catalogNumber": "1463892", "order": "Rosales", "family": "Rosaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Amelanchier", "subgenus": "", "specificEpithet": "spicata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1946-04-29", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "Edwin S. George Reserve: 3 mi. west Pinckney, Grid H-9.", "decimalLatitude": "42.456686", "decimalLongitude": "-84.005246", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}