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": ""}
 2 1463690      -84.072564    lenawee r     along railroad.  u*S  41.881634 e?XHM    + UNITED STATES      i LAEVIS   ;6] WIEGAND rosales Cb   Amelanchier Bs!!6     |0 1986-05-01 
{"catalogNumber": "1463690", "order": "Rosales", "family": "", "scientificName": "", "scientificNameAuthorship": "Wiegand", "genus": "Amelanchier", "subgenus": "", "specificEpithet": "laevis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1986-05-01", "habitat": "Along railroad.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Lenawee", "municipality": "", "locality": "", "decimalLatitude": "41.881634", "decimalLongitude": "-84.072564", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}