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&D original label: "fourm|le run, washington d.c." sauer annotation notes that location is now arlington county, virginia. UNITED STATES (* t   Amaranthus cann4binus @5      ARLINGTON Pp   amaranthus V   ^wC%C CONTACT UM HERBARIUM  z7=v (L.) Sauer            1207172 (wh    
{"catalogNumber": "1207172", "order": "", "family": "", "scientificName": "Amaranthus cannabinus", "scientificNameAuthorship": "(L.) Sauer", "genus": "Amaranthus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "Original Label: \"Fourmile Run, Washington D.C.\" Sauer annotation notes that location is now Arlington County, Virginia.", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Arlington", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}