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": ""}
   p CAREX MUEHLENBERGII VAR. MUEHLENBERGII var. qI  muehlenbergii !35    z REGIONAL MUNICIPALITY, DELHI TOWNSHIP, CN RAILWAY TRACKS EAST OF NIXON, CIRCA 6.4 KM WNW F SIMCOE POST OFFICE.     12720 >   Haldimand-Norfolk     LVe carex 1991-06-11           Y CYPERACEAE  Q= Canada  ONTARIO DnH0   
{"catalogNumber": "", "order": "", "family": "Cyperaceae", "scientificName": "Carex muehlenbergii var. muehlenbergii", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "muehlenbergii", "identifiedBy": "", "recordedBy": "", "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": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}