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": ""}
   16666 L7+   49.85 Y^R   49Â° 51' N, 99Â° 23' W L*   division no. 7 F  Kclaude e. garton Jeg e   poales |;   T1 1975-08-31    (kunth) lag. exgriffiths  C<   Bouteloua n]n0E   ~T&C gracilis  kx1,a Loosely caespitose among grasses of sand hill bur oak parkland  1`^ Manitoba  I_ bouteloua gracilis  o6C5 Poaceae  canada y+ vI@  
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Bouteloua gracilis", "scientificNameAuthorship": "(Kunth) Lag. ex Griffiths", "genus": "Bouteloua", "subgenus": "", "specificEpithet": "gracilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Claude E. Garton", "recordNumber": "16666", "verbatimEventDate": "1975-08-31", "habitat": "Loosely caespitose among grasses of sand hill bur oak parkland", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Manitoba", "county": "Division No. 7", "municipality": "", "locality": "", "decimalLatitude": "49.85", "decimalLongitude": "", "verbatimCoordinates": "49\u00c2\u00b0 51' N, 99\u00c2\u00b0 23' W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}