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": ""}
  D6 ` MICHAEL J. OLDHAM    CANADA rf h5  locally common on campsites, with Cerastium fontanum hsZ     ]w7_ l. 1992-06-21 n$   inverness &   W==I> 13848   #Sl5 CERASTIUM SEMIDECANDRUM   Nova Scotia ox#       1225245  <T@_    7BH J cerastium  
{"catalogNumber": "1225245", "order": "", "family": "", "scientificName": "Cerastium semidecandrum", "scientificNameAuthorship": "L.", "genus": "Cerastium", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Michael J. Oldham", "recordNumber": "13848", "verbatimEventDate": "1992-06-21", "habitat": "locally common on campsites, with Cerastium fontanum", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Nova Scotia", "county": "Inverness", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}