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": ""}
 -86.1418<8  SqLb    M Potamogeton berchtoldii      t?8! ANTON A. RE2NICEK       44.713854 T    potamogeton Qv   0+ sleeping bear dunes national lakeshore  JGZO alismatales benz|e = f   t< 1281618   4207 JJ   
{"catalogNumber": "1281618", "order": "Alismatales", "family": "", "scientificName": "Potamogeton berchtoldii", "scientificNameAuthorship": "", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "", "recordNumber": "4207", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Benzie", "municipality": "", "locality": "Sleeping Bear Dunes National Lakeshore", "decimalLatitude": "44.713854", "decimalLongitude": "-86.14188", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}