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": ""}
  My T46N R17W SEC 30  ~quO United States   SX  MICHIGAN -86.48217 OV  rosaceae (Z2F     )6 S.N.  SORBUS MERICANA y   CEDAR SWAMP 76    p7 1955-08-02   alger |    d l r.c. van etten marshall T!z   0 46.355602      
{"catalogNumber": "", "order": "", "family": "Rosaceae", "scientificName": "Sorbus americana", "scientificNameAuthorship": "Marshall", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R.C. Van Etten", "recordNumber": "s.n.", "verbatimEventDate": "1955-08-02", "habitat": "Cedar Swamp", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Alger", "municipality": "", "locality": "T46N R17W Sec 30", "decimalLatitude": "46.355602", "decimalLongitude": "-86.48217", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}