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": ""}
JOHN H. EHLERS X      ]3uwq potamogeton  5#3z P0TAMOGETON AMPLIFOLIUS 1280063  &PQ%   tuck. cXT5*  MICHIGAN K    P~ 45.47503    alismatales xP    KT_) presque isle 1937-08-12 %O;=   v+C,P united states   Az d 6264 -84.11393 [   4Ukgc AMPLIFOLIUS  OCQUEOC LAKE !, G   Potamogetonaceae @a> 
{"catalogNumber": "1280063", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton amplifolius", "scientificNameAuthorship": "Tuck.", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "amplifolius", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "6264", "verbatimEventDate": "1937-08-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Presque Isle", "municipality": "", "locality": "Ocqueoc Lake", "decimalLatitude": "45.47503", "decimalLongitude": "-84.11393", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}