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": ""}
-77.75 !  h  45.083b333 (DX     L. N 0Y   g CANADA W.J. CRINS, H. VANLUIT (T`   T ONTARIO  Cyperaceae QN;  Cyperus squarrosus 4Fb^     S 45â° 05' n 77â° 45' w; grid 836957 (31f/4) DUNGANNON TWP MUNIC, EGAN CHUTES PROV PARK, YORK RIVER, FARM CHUTE, N OF HWY 500. ?d-     l 8638  1991-08-07 6Yh4#   SQUARROSUS &  POALES n   1394424 <# E    c[cJ cyperus  mgUVz Hastings 
{"catalogNumber": "1394424", "order": "Poales", "family": "Cyperaceae", "scientificName": "Cyperus squarrosus", "scientificNameAuthorship": "L.", "genus": "Cyperus", "subgenus": "", "specificEpithet": "squarrosus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W.J. Crins, H. van Luit", "recordNumber": "8638", "verbatimEventDate": "1991-08-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Hastings", "municipality": "", "locality": "Dungannon Twp Munic, Egan Chutes Prov Park, York River, Farm Chute, N of Hwy 500.", "decimalLatitude": "45.083333", "decimalLongitude": "-77.75", "verbatimCoordinates": "45\u00c2\u00b0 05' N 77\u00c2\u00b0 45' W; Grid 836957 (31F/4)", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}