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": ""}
   PERSICARIA AMPHIBIA 9$   yYv2 se[1/4 sw1/4 sec 36 t43n r18w; bear lake   -86.500472 _&c    . 809 1977-07-31 `Ajd  caryophyllales sl+e    wDJ._ 46.078456   Floating i water at a few places in Bear Lake. G mV    DELTA n_k      5 FSC michigan   FE&< PERSICARA UNITED STAT3S 2G7  
{"catalogNumber": "", "order": "Caryophyllales", "family": "", "scientificName": "Persicaria amphibia", "scientificNameAuthorship": "", "genus": "Persicaria", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "809", "verbatimEventDate": "1977-07-31", "habitat": "Floating in water at a few places in Bear Lake.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Delta", "municipality": "", "locality": "SE1/4 SW1/4 Sec 36 T43N R18W; Bear Lake", "decimalLatitude": "46.078456", "decimalLongitude": "-86.500472", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}