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": ""}
Araceae xe    anM wolffia  =t WEDD.   [EE ontario  b x brasiliensis      la 2827  +D 1663100 ALISMATALES J(&8     Wolffia brasiliensis s#~j   K Conc. vii lot 22 Matchedash tp  SIMCOE     rqI 1972-05-22  t a. a. reznicek & r. s. w. bobbette  / CANADA  8 a. a. reznicek  S water     
{"catalogNumber": "1663100", "order": "Alismatales", "family": "Araceae", "scientificName": "Wolffia brasiliensis", "scientificNameAuthorship": "Wedd.", "genus": "Wolffia", "subgenus": "", "specificEpithet": "brasiliensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "A. A. Reznicek & R. S. W. Bobbette", "recordedBy": "A. A. Reznicek", "recordNumber": "2827", "verbatimEventDate": "1972-05-22", "habitat": "water", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Simcoe", "municipality": "", "locality": "Conc. vii lot 22 Matchedash tp", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}