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": ""}
    henry k. svenson 4? Rw   46.327707 `EJCp    low, wet sandy beach.     CHIPPEWA yJ     r-k0 1935-09-08    Cyperaceae j-I5    *XX Poales  pt%J~ ELEOCHARIS QUINQUEFLORA      Michigan   724 Sf 
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Eleocharis quinqueflora", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Henry K. Svenson", "recordedBy": "", "recordNumber": "7234", "verbatimEventDate": "1935-09-08", "habitat": "Low, wet sandy beach.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Chippewa", "municipality": "", "locality": "", "decimalLatitude": "46.327707", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}