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": ""}
Rubus arcticus subsp. acaulis ,  thunder bay L]MYQ   :f-[t ontario  T=:V Mark P. Widrlechner    Es arcticus   1461300 tr   contact um herbarium g&q    ^2h  Rosales  Mv[X ACAULIS 18252     S C. E. Garton rosaceae -HF   1978-06-26 Ky  subsp. |o     84= (Michx.) Focke Canada &`  rubus <vK  
{"catalogNumber": "1461300", "order": "Rosales", "family": "Rosaceae", "scientificName": "Rubus arcticus subsp. acaulis", "scientificNameAuthorship": "(Michx.) Focke", "genus": "Rubus", "subgenus": "", "specificEpithet": "arcticus", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "acaulis", "identifiedBy": "Mark P. Widrlechner", "recordedBy": "C. E. Garton", "recordNumber": "18252", "verbatimEventDate": "1978-06-26", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Thunder Bay", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}