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": ""}
   RMCd 1258236  united states  +g   R (L.) BRITTON EX KEARNEY  G= la salle 41.86782 J  D    x Asteraceae   #R Oliver A. Farwell     Verbesina  ASTERALES Kqu  6028   fn   MICHIGAN =     bq -83.45216  Verbesina altern|folia Or  alternifolia .b( c    1921-09-21 /    Da Monroe
{"catalogNumber": "1258236", "order": "Asterales", "family": "Asteraceae", "scientificName": "Verbesina alternifolia", "scientificNameAuthorship": "(L.) Britton ex Kearney", "genus": "Verbesina", "subgenus": "", "specificEpithet": "alternifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Oliver A. Farwell", "recordNumber": "6028", "verbatimEventDate": "1921-09-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Monroe", "municipality": "", "locality": "La Salle", "decimalLatitude": "41.86782", "decimalLongitude": "-83.45216", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}