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": ""}
 United States rC       L.  2X+    5213 n  Artemisia campestris `   1957-08-08s U-L  capestris m 9    ASTERACEAE X  -86.01681 Y  1250473 @   asterales L%   46.7081 ,D7)V      
{"catalogNumber": "1250473", "order": "Asterales", "family": "Asteraceae", "scientificName": "Artemisia campestris", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "campestris", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "5213", "verbatimEventDate": "1957-08-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "46.67081", "decimalLongitude": "-86.01681", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}