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": ""}
1950-06-05 tHJ  WALTER N. KOELZ ?mA4   Kohima 2)M d  kohima, naga hills ]3Sq   MT. CREST fqi]  Sm.  [BB   india ,    ^(3 Rhododendron arboreum   wb ericales  aYqDm rhododendron   2134 o,      25227 I       
{"catalogNumber": "", "order": "Ericales", "family": "", "scientificName": "Rhododendron arboreum", "scientificNameAuthorship": "Sm.", "genus": "Rhododendron", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "25227", "verbatimEventDate": "1950-06-05", "habitat": "Mt. crest", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "", "county": "Kohima", "municipality": "", "locality": "Kohima, Naga Hills", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "2134", "maximumElevationInMeters": ""}