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": ""}
  Lh  united states Potamogeton gramineus var. gramineus  +B       on ege of Richie Lake PUy   -88.766296 h   4ctjQ GRAMINEUS  @VB:- Isle Royale    var. 8I+   ::h- POTAMOGETON         ; 48.041963    N alismatales
{"catalogNumber": "", "order": "Alismatales", "family": "", "scientificName": "Potamogeton gramineus var. gramineus", "scientificNameAuthorship": "", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "gramineus", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "on edge of Richie Lake", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "Isle Royale", "decimalLatitude": "48.041963", "decimalLongitude": "-88.766296", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}