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": ""}
           Keweenaw lV     Pusv? MICHIGAN  Ly gramineus  I ALISMATALES  #6) ISLE ROYALE  %  1280873   `($. 48.041963 VR. I:     potamogeton gramineus var. gramineus L n   3R 6245
{"catalogNumber": "1280873", "order": "Alismatales", "family": "", "scientificName": "Potamogeton gramineus var. gramineus", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "gramineus", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "6245", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Keweenaw", "municipality": "", "locality": "Isle Royale", "decimalLatitude": "48.041963", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}