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": ""}
Canada 2 pi       nz_ 1973-07-15    J ERIOPHORUM GRACILE  &w conc. xi, lot 25 west gwillimbury twp. | 5 miles north-east of bradford   3870 <  POALES f   wet sedge meadow in extensive cattail marsh along river x$   ERIOPHORUM 0a]@  cyperaceae  H     GRACILE     MT ontario W. D. J. KOCH EX ROTH      simcoe q  R.S.W. Bobbette mMt 
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Eriophorum gracile", "scientificNameAuthorship": "W. D. J. Koch ex Roth", "genus": "Eriophorum", "subgenus": "", "specificEpithet": "gracile", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R.S.W. Bobbette", "recordNumber": "3870", "verbatimEventDate": "1973-07-15", "habitat": "Wet sedge meadow in extensive cattail marsh along river", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Simcoe", "municipality": "", "locality": "Conc. XI, Lot 25 West Gwillimbury Twp. | 5 miles north-east of Bradford", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}