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": ""}
PONTEDERIA ]#(7       pontederia cordata var. gordata Uet0R     ONTARIO  .?0,   b 46â° 24' n. la., 81â° 14' w. long.    bank of vermilion river near whtef|sh :|  1936-08-13    7494 Q   XRN Sudbury canada dt   ]!dC Pontederiaceae     
{"catalogNumber": "", "order": "", "family": "Pontederiaceae", "scientificName": "Pontederia cordata var. cordata", "scientificNameAuthorship": "", "genus": "Pontederia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "7494", "verbatimEventDate": "1936-08-13", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Sudbury", "municipality": "", "locality": "Bank of Vermilion River near Whitefish", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "46\u00c2\u00b0 24' N. Lat., 81\u00c2\u00b0 14' W. Long.", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}