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": ""}
 42.32445 PavO      BUTTONBUSH SWAMP, WITH TYPHA LATIFOLIA, FRANGULA ALNUS, SALIX NIGRA, LYTHRUM SALICARIA. MUCKY SOIL.  >8 United States   MICHIG4N f     Fv ; POALES  3+XpL Rehmann      @HR Beverly S. Walters      R39Wn 5parganium emersum    @m -83.6847  Dk~X 2012-07-24  NQ0  ANTON A. REZICEK
{"catalogNumber": "", "order": "Poales", "family": "", "scientificName": "Sparganium emersum", "scientificNameAuthorship": "Rehmann", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Beverly S. Walters", "recordNumber": "", "verbatimEventDate": "2012-07-24", "habitat": "Buttonbush swamp, with Typha latifolia, Frangula alnus, Salix nigra, Lythrum salicaria. Mucky soil.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "42.32445", "decimalLongitude": "-83.66847", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}