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": ""}
  eU2l  charles k. dodge    h@(pf pumila  var. +jJt         betula aZt$Y   cex NEAR FLOODWOOD.  c+D#] Betula pumila var. glandulifera  MARGIN5 OF AND IN OPEN PLACES OF A TAMARACK-BLCK SPRUCE SWAMP. ABUNDANT. X7<  FAGALES C     united states C>   . 1915-07-03  
{"catalogNumber": "", "order": "Fagales", "family": "", "scientificName": "Betula pumila var. glandulifera", "scientificNameAuthorship": "", "genus": "Betula", "subgenus": "", "specificEpithet": "pumila", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Charles K. Dodge", "recordNumber": "", "verbatimEventDate": "1915-07-03", "habitat": "Margins of and in open places of a tamarack-black spruce swamp. Abundant.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "Near Floodwood.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}