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": ""}
Marsh Ly   ?dS,  Persicaria     MICHIGAN LmV V   [2?@ anton a. reznicek -83.806323 z1)    K/Ewt hydropiperoides    ,^  PERSICARIA HYDROPIPEROIDES   kreR 1962-07-18  <Zn washtenaw william s. benninghoff d@rD   |HZs 42.275954      VRMa polygonaceae   
{"catalogNumber": "", "order": "", "family": "Polygonaceae", "scientificName": "Persicaria hydropiperoides", "scientificNameAuthorship": "", "genus": "Persicaria", "subgenus": "", "specificEpithet": "hydropiperoides", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "William S. Benninghoff", "recordNumber": "", "verbatimEventDate": "1962-07-18", "habitat": "Marsh", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "", "decimalLatitude": "42.275954", "decimalLongitude": "-83.806323", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}