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": ""}
   ROSALES .6   rosaceae t=    + manitoulin    MB 1932-08-20   aC nutt.   M. P. Widrlechner ?K   Rubus 07    Carl O. Grassl NW   3 5811  mzj  CONTACT UM HERBARIUM   parviflorus  2_     
{"catalogNumber": "", "order": "Rosales", "family": "Rosaceae", "scientificName": "", "scientificNameAuthorship": "Nutt.", "genus": "Rubus", "subgenus": "", "specificEpithet": "parviflorus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "M. P. Widrlechner", "recordedBy": "Carl O. Grassl", "recordNumber": "5811", "verbatimEventDate": "1932-08-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Manitoulin", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}