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": ""}
  R=G=K CORNER OF NEWELL RD & MCLEAN RD, CHRLOTTE   field, adjacent to railro4d iB9v   1404474 ;l   Mecklenburg G-,H    7`Xnk 1968-05-02  I u^ J. F. Matthews   19fl Poales    z;0 ALOPECURUS        MAGELLANICUS l<a2D    north carolina  j]l   ~I POACEAE
{"catalogNumber": "1404474", "order": "Poales", "family": "Poaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Alopecurus", "subgenus": "", "specificEpithet": "magellanicus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "J. F. Matthews", "recordNumber": "", "verbatimEventDate": "1968-05-02", "habitat": "field, adjacent to railroad", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "North Carolina", "county": "Mecklenburg", "municipality": "", "locality": "corner of Newell Rd & McLean Rd, Charlotte", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}