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": ""}
 Fx carex  Canada w4    W7I crawfordii   ? FERNALD   northwest corner of Casselman Cement Sand Pit property, 1.25 km NN ofq Roue 300 W, Limoges, Cambridge Geo Tp. 6   on7ario ][oZ   cyperaceae l |    OV poales 1428578 -IO!      6 16652  CAREX CRAWFORDII ZU      3l| daniel f. brunton   4qJ 2006-06-21 PRESCOTT & RUSSELL S Do4   < edge of young scrub forest
{"catalogNumber": "1428578", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex crawfordii", "scientificNameAuthorship": "Fernald", "genus": "Carex", "subgenus": "", "specificEpithet": "crawfordii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Daniel F. Brunton", "recordNumber": "16652", "verbatimEventDate": "2006-06-21", "habitat": "edge of young scrub forest", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Prescott & Russell", "municipality": "", "locality": "northwest corner of Casselman Cement Sand Pit property, 1.25 km N of Route 300 W, Limoges, Cambridge Geo Tp.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}