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": ""}
     haldimand-norfolk  t REGIONAL MUNICIPALITY, DELHI TOWNSHIP, N RAILWAY TRACKS EAST OF NIXON, CIRCA 6.4 KM WNW OF SIMCOE POST OFFICE. muehlenbergii BV$:e  CYP3RACEAE [.s D  Poales     canada o6b  1379877 _!   var. W    9 1991-06-11  IF muehlenbergii  r= MICHAEL J. OLDHAM   ,Su ontario  L2 carex muehlenbergii var. muehlenbergi)i    q.FK Carex    utm 503442, map 40i/16, square 17nt54 q/W  12720 aCf  
{"catalogNumber": "1379877", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex muehlenbergii var. muehlenbergii", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "muehlenbergii", "verbatimTaxonRank": "var.", "infraspecificEpithet": "muehlenbergii", "identifiedBy": "", "recordedBy": "Michael J. Oldham", "recordNumber": "12720", "verbatimEventDate": "1991-06-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Haldimand-Norfolk", "municipality": "", "locality": "Regional Municipality, Delhi Township, CN railway tracks east of Nixon, circa 6.4 km WNW of Simcoe Post Office.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "UTM 503442, Map 40I/16, Square 17NT54", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}