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": ""}
      -84.40057 2  Potamogeton !(Py   VdSd robbinsii pine lake   S  MICHIGAN .  alismatales ccd  oakes 0 %  POTAMOGETONACEAE t&d   42.75802 j 2kt   United States *~U:      r1c- CHARLES F. WHEELER 1897-07 vHW@R    1281771 k[R8     potamogeton robbinsii INGHAM *3n 
{"catalogNumber": "1281771", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton robbinsii", "scientificNameAuthorship": "Oakes", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "robbinsii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Charles F. Wheeler", "recordNumber": "", "verbatimEventDate": "1897-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Ingham", "municipality": "", "locality": "Pine Lake", "decimalLatitude": "42.75802", "decimalLongitude": "-84.40057", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}