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": ""}
POLYGONUM ACHOREUM ,   qm&  CARYOPHLLALES JOHN H. EHLERS &3% ~   c$ cheboyga POLYGONACEAE 56*  un|ted states uQo      8lg, Nigger Creek Road.  V2W Michigan  1481668 PH     6 polygondum s. f. lake `   2107 1rc2    @l ACHOREUM      .3lh 1928-08-06     ; Anton A. Reznicek
{"catalogNumber": "1481668", "order": "Caryophyllales", "family": "Polygonaceae", "scientificName": "Polygonum achoreum", "scientificNameAuthorship": "S. F. Blake", "genus": "Polygonum", "subgenus": "", "specificEpithet": "achoreum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "John H. Ehlers", "recordNumber": "2107", "verbatimEventDate": "1928-08-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Cheboygan", "municipality": "", "locality": "Nigger Creek Road.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}