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": ""}
PISTIA 0!fw$   1662476 7g`Qj   T~ EUTROPHIC STAGNANT CANAL, WITH LEMNA, POLYGONUM AMPHIBIUM,i ALGAE, ETC.  NoZ CANADA    EOW Arageae      3B S.N.    stratiotes Rcx|     ontario gH        2 l.
{"catalogNumber": "1662476", "order": "", "family": "Araceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Pistia", "subgenus": "", "specificEpithet": "stratiotes", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "", "habitat": "Eutrophic stagnant canal, with Lemna, Polygonum amphibium, algae, etc.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}