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": ""}
 `f:S [e.s. george reserve] in crane pond. grid f-11    42.45608 4   $Xr Raf. 1961-07-30 j d    `Y MICHIGAN  0?y POTAMOGETON   u potamogeton foliosus   ho e res. 99 4 JARL K. HILTUNEN gB+   z x_1 Potamogetonaceae  uQnq -84.0A0539  r united states foliosus       f_S ivingston  % alisatales     Sg 1517819
{"catalogNumber": "1517819", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton foliosus", "scientificNameAuthorship": "Raf.", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "foliosus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Jarl K. Hiltunen", "recordNumber": "Res. 994", "verbatimEventDate": "1961-07-30", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Livingston", "municipality": "", "locality": "[E.S. George Reserve] In Crane Pond. Grid F-11", "decimalLatitude": "42.45608", "decimalLongitude": "-84.00539", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}