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 HYDROPIEROIDES  #   1476858    u washtenaw  uQir  caryophyllales anton a. reznicek UIV:H      4CU_ polygonaceae          [>B: 42.2875954  1962-07-03 #SWy    i UNITED STATES  bZ at e. end of 3rd sister lake, saginaw forest,ann arbor 
{"catalogNumber": "1476858", "order": "Caryophyllales", "family": "Polygonaceae", "scientificName": "Persicaria hydropiperoides", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1962-07-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Washtenaw", "municipality": "", "locality": "At E. end of 3rd Sister Lake, Saginaw Forest, Ann Arbor", "decimalLatitude": "42.275954", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}