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": ""}
Joseph A.E. Rouleau wRz i  CONTACT UM HERBARIUM G       :C[v CALAMAGROSTIS CANADENSIS   &aC (MICHX.) P. BE4UV.      @IA$ 1951-08-06  Ak  2274  4nw2L POACEAE       Newfoundland and Labrador 2    NgaE 1408283     UDHl C?ALAMAGROSTIS
{"catalogNumber": "1408283", "order": "", "family": "Poaceae", "scientificName": "Calamagrostis canadensis", "scientificNameAuthorship": "(Michx.) P. Beauv.", "genus": "Calamagrostis", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Joseph A.E. Rouleau", "recordNumber": "2274", "verbatimEventDate": "1951-08-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Newfoundland and Labrador", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}