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": ""}
 NATANS x      potamogeton 5nr   g@G? INGHAM 42.76039 +qI2g   michigan ^8e   c[HI! P.H. ESCHMEYER   N lake lansing -84.39998 ~   ~ = 1281343  9 ALISMATALES United States  N R    MzK  POTAMOGETON NATANS      K  682  2 POTAMOGETONACEAE  
{"catalogNumber": "1281343", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton natans", "scientificNameAuthorship": "", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "natans", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "P.H. Eschmeyer", "recordNumber": "682", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Ingham", "municipality": "", "locality": "Lake Lansing", "decimalLatitude": "42.76039", "decimalLongitude": "-84.39998", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}