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": ""}
  1254945 b7  MICHX.  dX    U 46.66508  Hieracium  N# M          l7q 2146  4LX ABOVE STURGEON RIVER. NW1/4 SEC 16 T49N-R36W   Don Henson & a_  HOUGHTON Oi;$   scabrum Yp |X|     
{"catalogNumber": "1254945", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "Michx.", "genus": "Hieracium", "subgenus": "", "specificEpithet": "scabrum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Don Henson", "recordNumber": "2146", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Houghton", "municipality": "", "locality": "above Sturgeon River. NW1/4 Sec 16 T49N-R36W", "decimalLatitude": "46.66508", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}