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": ""}
  3rus[+ NATHAN H. WINCHELL       k POTAMOGETON FOLIOSUS VAR. MACELUS 42.270872 N    d9 foliosus  MichigIan h  var. OV   U fern.  pIotamogetonaceae 0     POTAMOGETON  g& T washtenaw  -83.726329 HCS(    F macellus  |1Q#o Alismatales 1280488 mtCK   1862-07-09  e   united statesXH x] 
{"catalogNumber": "1280488", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton foliosus var. macellus", "scientificNameAuthorship": "Fern.", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "foliosus", "verbatimTaxonRank": "var.", "infraspecificEpithet": "macellus", "identifiedBy": "", "recordedBy": "Nathan H. Winchell", "recordNumber": "", "verbatimEventDate": "1862-07-09", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "", "decimalLatitude": "42.270872", "decimalLongitude": "-83.726329", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}