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": ""}
 Ju 7046  wK>5 1903-07-29   d ERICALES    6t rhododendron columbianum  COLUMBIANUM G |FZ     *E#   CONTACT UM HRBARIUM       Q%zj (Piper) Harmaja  h a.a. heller        
{"catalogNumber": "", "order": "Ericales", "family": "", "scientificName": "Rhododendron columbianum", "scientificNameAuthorship": "(Piper) Harmaja", "genus": "", "subgenus": "", "specificEpithet": "columbianum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "A.A. Heller", "recordNumber": "7046", "verbatimEventDate": "1903-07-29", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}