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": ""}
 4M^^ on sand  glaucifolius j    r( Carl O. Grassl    MICHIGAN q+C   [lemmas glabrous -- ! f. glaucifolius â¤ egv] <-U  Elymus canadensis f. glaucifolius 89o   $  canadensis  Lvo8  POACEAE  e 1212909   x menominee 6759 6N   near hospital, City of Menominee Vn7%0  f. 4    1933-07-19 3  Elymus rO8  UNITED STATES    
{"catalogNumber": "1212909", "order": "", "family": "Poaceae", "scientificName": "Elymus canadensis f. glaucifolius", "scientificNameAuthorship": "", "genus": "Elymus", "subgenus": "", "specificEpithet": "canadensis", "verbatimTaxonRank": "f.", "infraspecificEpithet": "glaucifolius", "identifiedBy": "", "recordedBy": "Carl O. Grassl", "recordNumber": "6759", "verbatimEventDate": "1933-07-19", "habitat": "on sand", "occurrenceRemarks": "[lemmas glabrous -- ! f. glaucifolius \u00e2\u0095\u00a4 EGV]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Menominee", "municipality": "", "locality": "near hospital, City of Menominee", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}