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": ""}
  U1/ 1920-08-09      potamogeton illinoensis  33 [   ILLINOENSIS l3    <v michigan  ](m pLotamogeton  bcA9j ALISMATALES     Dii<N 1281181  UNITED STATES |  nH_    6C Potamogetonaceae  ON MARL IN 1-2 FT. WATER  C O:     
{"catalogNumber": "1281181", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton illinoensis", "scientificNameAuthorship": "", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "illinoensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "33", "verbatimEventDate": "1920-08-09", "habitat": "On marl in 1-2 ft. water", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}