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": ""}
canyon at nw.corner of cavern l. 16 km. nnw. of dorion station Pp          Poa SO   T& P thuBnder bay     C. E. Garton M$M0R  Poaceae  [l  ontario K./  N. 48Â°50' W. 88Â°41'  B*m   9&g, poa glauca  15281  I=JI      
{"catalogNumber": "", "order": "", "family": "Poaceae", "scientificName": "Poa glauca", "scientificNameAuthorship": "", "genus": "Poa", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "C. E. Garton", "recordNumber": "15281", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Ontario", "county": "Thunder Bay", "municipality": "", "locality": "Canyon at NW. corner of Cavern L. 16 km. NNW. of Dorion Station", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "n. 48\u00c2\u00b050' w. 88\u00c2\u00b041'", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}