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": ""}
 united states F>v  Mert. & W.D.J. Koch 5    oz+E 1514696     ?xu isle royale national park, intermediate lake   potamogeton Y/       Z 2003-08-09   In water, cobble substrate. With Potamogeton gramineus D`?+      Vt A .G. Harris  2 48.030726   Vp2(9 Potamogetonaceae  <frOM obtusifolius
{"catalogNumber": "1514696", "order": "", "family": "Potamogetonaceae", "scientificName": "", "scientificNameAuthorship": "Mert. & W.D.J. Koch", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "obtusifolius", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "A .G. Harris", "recordNumber": "", "verbatimEventDate": "2003-08-09", "habitat": "In water, cobble substrate. With Potamogeton gramineus", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "Isle Royale National Park, Intermediate Lake", "decimalLatitude": "48.030726", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}