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": ""}
  4( michigan 1938-08-19    (MICHX.) SMALL a  502 Z,   outlet in south lake. N8V9`      Persicaria hydropiperoides ]rr@   ?1  M.R. RAYMOND  Caryophyllales rNJWr   - DEPT OF WATER:  IN. SILIT, DETRITUS.  hydropiperoides J1[T2   VTN./ polygonaceae 1466237 _    Washtenaw wP  PERSICARIA Dt+Xp  united states 3   
{"catalogNumber": "1466237", "order": "Caryophyllales", "family": "Polygonaceae", "scientificName": "Persicaria hydropiperoides", "scientificNameAuthorship": "(Michx.) Small", "genus": "Persicaria", "subgenus": "", "specificEpithet": "hydropiperoides", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "M.R. Raymond", "recordNumber": "502", "verbatimEventDate": "1938-08-19", "habitat": "Depth of Water: 5 in. Silit, Detritus.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Outlet in South Lake.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}