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": ""}
  y 1316551  i  Michigan Carleton R. Ball Z| 6    C.R. Ball c  VAR. DvWw?      X Isle Royale National Park. Mott Island.   @V2 z Salicaceae  - 48.11007  T wi2 "(same tre as no. 4025)" [unusually green beneath]    dumE SALIX DISCOLOR VAR. OVERI  6k$ > 4440  An KEWEENAW    f sW9 -88.537   
{"catalogNumber": "1316551", "order": "", "family": "Salicaceae", "scientificName": "Salix discolor var. overi", "scientificNameAuthorship": "C.R. Ball", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "Carleton R. Ball", "recordedBy": "", "recordNumber": "4440", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "\"(Same tree as no. 4025)\" [unusually green beneath]", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Keweenaw", "municipality": "", "locality": "Isle Royale National Park. Mott Island.", "decimalLatitude": "48.11007", "decimalLongitude": "-88.537", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}