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": ""}
    Cornus rugosa michigan ,;H   1474084 -    Rh;x peter a. yypio  Lam. O       ? HOUGHTON 577 Kl IB  1957-06-13 eK  united states V7n32   Cornaceae HP,:       pq:.S CORNUS  s top of limestone mountain. -88.7021  W$+  46.8063  l:UB  
{"catalogNumber": "1474084", "order": "", "family": "Cornaceae", "scientificName": "Cornus rugosa", "scientificNameAuthorship": "Lam.", "genus": "Cornus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Peter A. Hyypio", "recordNumber": "577", "verbatimEventDate": "1957-06-13", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Houghton", "municipality": "", "locality": "Top of Limestone Mountain.", "decimalLatitude": "46.8063", "decimalLongitude": "-88.7021", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}