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": ""}
   k  1437479   DUNAL DA   N ptychanthum  VAUDREUIL-SOULANGES  ! Zr       SOLANUM PTYCHANT>HUM m? %   B canada  Contact UM Herbarium 1xi   8~ Solanum  SOLANALES #y-22     8)Gno Quebec   SOLANACEAE wX 
{"catalogNumber": "1437479", "order": "Solanales", "family": "Solanaceae", "scientificName": "Solanum ptychanthum", "scientificNameAuthorship": "Dunal", "genus": "Solanum", "subgenus": "", "specificEpithet": "ptychanthum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Quebec", "county": "Vaudreuil-Soulanges", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}