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": ""}
     R0@$ Contact UM Herbarivm (OEDER) K.A. KRON & W.S. JUDD -    kathleen a. kron  d;H*  ERICALES .c=iI   ~v [1241160  s.n. 9N ;x  Rhododendron groenlandicum =d3   A~]K aitkin  e.p. sheldon a   1892-06 7   ericaceae6 TS  GROENLANDICUM *nEW    Rhododendron .Jo   
{"catalogNumber": "1241160", "order": "Ericales", "family": "Ericaceae", "scientificName": "Rhododendron groenlandicum", "scientificNameAuthorship": "(Oeder) K.A. Kron & W.S. Judd", "genus": "Rhododendron", "subgenus": "", "specificEpithet": "groenlandicum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Kathleen A. Kron", "recordedBy": "E.P. Sheldon", "recordNumber": "s.n.", "verbatimEventDate": "1892-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Aitkin", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}