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": ""}
s.n. /r s    3 POALES       5IS Sparganium emersum  saint edmonds township; 3 to  kkm ese of johnstons hbr. -   typhaceae       on open marly muck in wetlands :S    <d 1433109   Z y.6 Joseph W. Johnson    #n& emersum -81.5 HmK    1991-08-26  Ly] 
{"catalogNumber": "1433109", "order": "Poales", "family": "Typhaceae", "scientificName": "Sparganium emersum", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "emersum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Joseph W. Johnson", "recordNumber": "s.n.", "verbatimEventDate": "1991-08-26", "habitat": "on open marly muck in wetlands", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Saint Edmonds Township; 3 to 4 kkm ESE of Johnstons Hbr.", "decimalLatitude": "", "decimalLongitude": "-81.5", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}