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": ""}
 ekogF CHEBOYGAN    b trifida  AMBROSIA -M  1391 +   [ Michigan   Kxq/ l.   Z ASTERAL3S    b AMBROSIA TRIFIDA  45.646956 -!~z  CHEBOYGAN    1952-08-15 8Cl  edward g. voss |8L  -84.47448 E0GO   #ry  weed at edge of a lot    +Y7  UNITED STATES     1475898 eXk> 
{"catalogNumber": "1475898", "order": "Asterales", "family": "", "scientificName": "Ambrosia trifida", "scientificNameAuthorship": "L.", "genus": "Ambrosia", "subgenus": "", "specificEpithet": "trifida", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edward G. Voss", "recordNumber": "1391", "verbatimEventDate": "1952-08-15", "habitat": "weed at edge of a lot", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Cheboygan", "municipality": "", "locality": "Cheboygan", "decimalLatitude": "45.646956", "decimalLongitude": "-84.47448", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}