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": ""}
 Gz, Stagnant water course      n CANADA    ~/P   LEMNA         ^Q*B Cochrane TRISULCA R_>     W.K.W. BALDWIN  ?Oxq      Moose River Estuary: Moosonee, around railhead settlement %   )yv 1949-06-21 1208877  l 
{"catalogNumber": "1208877", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Lemna", "subgenus": "", "specificEpithet": "trisulca", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W.K.W. Baldwin", "recordNumber": "", "verbatimEventDate": "1949-06-21", "habitat": "Stagnant water course", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "", "county": "Cochrane", "municipality": "", "locality": "Moose River Estuary: Moosonee, around railhead settlement", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}