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": ""}
    Nuphar variegata x   AT OUTLET. C:it  Durand /o8     1930-08-07 ;C   %DfS4 Nymphaeaceae   8 KEWEENAW MICHIGAN oeD   1302162 P   Clair A. Brown  *   united states OR    F0P CHICKENBONE LAKE. ISLE ROYALE.     48.070549 !Ua; 
{"catalogNumber": "1302162", "order": "", "family": "Nymphaeaceae", "scientificName": "Nuphar variegata", "scientificNameAuthorship": "Durand", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Clair A. Brown", "recordNumber": "", "verbatimEventDate": "1930-08-07", "habitat": "At outlet.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Keweenaw", "municipality": "", "locality": "Chickenbone Lake. Isle Royale.", "decimalLatitude": "48.070549", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}