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": ""}
43.945892 b  UNITED STATES y<:S+    zk Nuttallanthus     u 1115 ANTON A. REZNICEK K q   $n 1482676 Mason yqV]   H:|[n canadensis  LAMIALES ;:xXX   BRADFORD S. SLAUGH7ER kSnB      1k% Nuttallanthus canadensis  2014-05-28 l.Nt       ldal (L.) D. A. Sutton
{"catalogNumber": "1482676", "order": "Lamiales", "family": "", "scientificName": "Nuttallanthus canadensis", "scientificNameAuthorship": "(L.) D. A. Sutton", "genus": "Nuttallanthus", "subgenus": "", "specificEpithet": "canadensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Bradford S. Slaughter", "recordNumber": "1115", "verbatimEventDate": "2014-05-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Mason", "municipality": "", "locality": "", "decimalLatitude": "43.945892", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}