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": ""}
 ~ crataegus [Amer. Midl. Nat. 12:62 -- 'in pastures'] &   % Wayne  X UNITED STATES Livonia. _2    DFi/R -83u.373309   <, Crataegus punctata var aurea 8615 8^ k       l2D;H var.   kPm! michigan aurea O   |D0 rosales  cMILz 42.399562 Ernest J. Palmer Q   4J 1929-10-01 1466449 fBW   AITON >f CZ   
{"catalogNumber": "1466449", "order": "Rosales", "family": "", "scientificName": "Crataegus punctata var. aurea", "scientificNameAuthorship": "Aiton", "genus": "Crataegus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "aurea", "identifiedBy": "Ernest J. Palmer", "recordedBy": "", "recordNumber": "8615", "verbatimEventDate": "1929-10-01", "habitat": "", "occurrenceRemarks": "[Amer. Midl. Nat. 12:62 -- 'in pastures']", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Wayne", "municipality": "", "locality": "Livonia.", "decimalLatitude": "42.399562", "decimalLongitude": "-83.373309", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}