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": ""}
    dXB c GALIUM OBTUSUM   1243910 PLW1S  UNITED STATES Cwa[=          T prairie.     ,j bigelow Berrien U   -86.316785 V4UL     1980-06-21 :    
{"catalogNumber": "1243910", "order": "", "family": "", "scientificName": "Galium obtusum", "scientificNameAuthorship": "Bigelow", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1980-06-21", "habitat": "Prairie.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Berrien", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-86.316785", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}